2019957940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{619}}^1$

素因数の和:822

約数の個数: 192

約数和(自身を含む): 5739632640

約数和(自身を除く): 3719674700

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 163, 182, 220, 260, 286, 308, 326, 364, 385, 455, 572, 619, 652, 715, 770, 815, 910, 1001, 1141, 1238, 1430, 1540, 1630, 1793, 1820, 2002, 2119, 2282, 2476, 2860, 3095, 3260, 3586, 4004, 4238, 4333, 4564, 5005, 5705, 6190, 6809, 7172, 8047, 8476, 8666, 8965, 10010, 10595, 11410, 12380, 12551, 13618, 14833, 16094, 17332, 17930, 20020, 21190, 21665, 22820, 23309, 25102, 27236, 29666, 32188, 34045, 35860, 40235, 42380, 43330, 46618, 47663, 50204, 56329, 59332, 62755, 68090, 74165, 80470, 86660, 88517, 93236, 95326, 100897, 112658, 116545, 125510, 136180, 148330, 160940, 163163, 177034, 190652, 201794, 225316, 233090, 238315, 251020, 281645, 296660, 326326, 354068, 403588, 442585, 466180, 476630, 504485, 563290, 619619, 652652, 706279, 815815, 885170, 953260, 1008970, 1109867, 1126580, 1239238, 1311661, 1412558, 1631630, 1770340, 2017940, 2219734, 2478476, 2623322, 2825116, 3098095, 3263260, 3531395, 4439468, 5246644, 5549335, 6196190, 6558305, 7062790, 7769069, 9181627, 11098670, 12392380, 13116610, 14125580, 14428271, 15538138, 18363254, 22197340, 26233220, 28856542, 31076276, 36726508, 38845345, 45908135, 57713084, 72141355, 77690690, 91816270, 100997897, 144282710, 155381380, 183632540, 201995794, 288565420, 403991588, 504989485, 1009978970, 2019957940]

約数ペア:

[(1, 2019957940), (2, 1009978970), (4, 504989485), (5, 403991588), (7, 288565420), (10, 201995794), (11, 183632540), (13, 155381380), (14, 144282710), (20, 100997897), (22, 91816270), (26, 77690690), (28, 72141355), (35, 57713084), (44, 45908135), (52, 38845345), (55, 36726508), (65, 31076276), (70, 28856542), (77, 26233220), (91, 22197340), (110, 18363254), (130, 15538138), (140, 14428271), (143, 14125580), (154, 13116610), (163, 12392380), (182, 11098670), (220, 9181627), (260, 7769069), (286, 7062790), (308, 6558305), (326, 6196190), (364, 5549335), (385, 5246644), (455, 4439468), (572, 3531395), (619, 3263260), (652, 3098095), (715, 2825116), (770, 2623322), (815, 2478476), (910, 2219734), (1001, 2017940), (1141, 1770340), (1238, 1631630), (1430, 1412558), (1540, 1311661), (1630, 1239238), (1793, 1126580), (1820, 1109867), (2002, 1008970), (2119, 953260), (2282, 885170), (2476, 815815), (2860, 706279), (3095, 652652), (3260, 619619), (3586, 563290), (4004, 504485), (4238, 476630), (4333, 466180), (4564, 442585), (5005, 403588), (5705, 354068), (6190, 326326), (6809, 296660), (7172, 281645), (8047, 251020), (8476, 238315), (8666, 233090), (8965, 225316), (10010, 201794), (10595, 190652), (11410, 177034), (12380, 163163), (12551, 160940), (13618, 148330), (14833, 136180), (16094, 125510), (17332, 116545), (17930, 112658), (20020, 100897), (21190, 95326), (21665, 93236), (22820, 88517), (23309, 86660), (25102, 80470), (27236, 74165), (29666, 68090), (32188, 62755), (34045, 59332), (35860, 56329), (40235, 50204), (42380, 47663), (43330, 46618)]