1922922820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:770

約数の個数: 192

約数和(自身を含む): 5267275776

約数和(自身を除く): 3344352956

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 52, 65, 70, 71, 91, 92, 115, 130, 140, 142, 161, 182, 230, 260, 284, 299, 322, 355, 364, 455, 460, 497, 598, 644, 647, 710, 805, 910, 923, 994, 1196, 1294, 1420, 1495, 1610, 1633, 1820, 1846, 1988, 2093, 2485, 2588, 2990, 3220, 3235, 3266, 3692, 4186, 4529, 4615, 4970, 5980, 6461, 6470, 6532, 8165, 8372, 8411, 9058, 9230, 9940, 10465, 11431, 12922, 12940, 14881, 16330, 16822, 18116, 18460, 20930, 21229, 22645, 22862, 25844, 29762, 32305, 32660, 33644, 41860, 42055, 42458, 45290, 45724, 45937, 57155, 58877, 59524, 64610, 74405, 84110, 84916, 90580, 91874, 104167, 106145, 114310, 117754, 129220, 148603, 148810, 168220, 183748, 193453, 208334, 212290, 228620, 229685, 235508, 294385, 297206, 297620, 321559, 386906, 416668, 424580, 459370, 520835, 588770, 594412, 597181, 643118, 743015, 773812, 918740, 967265, 1041670, 1056551, 1177540, 1194362, 1286236, 1354171, 1486030, 1607795, 1934530, 2083340, 2113102, 2388724, 2708342, 2972060, 2985905, 3215590, 3869060, 4180267, 4226204, 5282755, 5416684, 5971810, 6431180, 6770855, 7395857, 8360534, 10565510, 11943620, 13541710, 13735163, 14791714, 16721068, 20901335, 21131020, 27083420, 27470326, 29583428, 36979285, 41802670, 54940652, 68675815, 73958570, 83605340, 96146141, 137351630, 147917140, 192292282, 274703260, 384584564, 480730705, 961461410, 1922922820]

約数ペア:

[(1, 1922922820), (2, 961461410), (4, 480730705), (5, 384584564), (7, 274703260), (10, 192292282), (13, 147917140), (14, 137351630), (20, 96146141), (23, 83605340), (26, 73958570), (28, 68675815), (35, 54940652), (46, 41802670), (52, 36979285), (65, 29583428), (70, 27470326), (71, 27083420), (91, 21131020), (92, 20901335), (115, 16721068), (130, 14791714), (140, 13735163), (142, 13541710), (161, 11943620), (182, 10565510), (230, 8360534), (260, 7395857), (284, 6770855), (299, 6431180), (322, 5971810), (355, 5416684), (364, 5282755), (455, 4226204), (460, 4180267), (497, 3869060), (598, 3215590), (644, 2985905), (647, 2972060), (710, 2708342), (805, 2388724), (910, 2113102), (923, 2083340), (994, 1934530), (1196, 1607795), (1294, 1486030), (1420, 1354171), (1495, 1286236), (1610, 1194362), (1633, 1177540), (1820, 1056551), (1846, 1041670), (1988, 967265), (2093, 918740), (2485, 773812), (2588, 743015), (2990, 643118), (3220, 597181), (3235, 594412), (3266, 588770), (3692, 520835), (4186, 459370), (4529, 424580), (4615, 416668), (4970, 386906), (5980, 321559), (6461, 297620), (6470, 297206), (6532, 294385), (8165, 235508), (8372, 229685), (8411, 228620), (9058, 212290), (9230, 208334), (9940, 193453), (10465, 183748), (11431, 168220), (12922, 148810), (12940, 148603), (14881, 129220), (16330, 117754), (16822, 114310), (18116, 106145), (18460, 104167), (20930, 91874), (21229, 90580), (22645, 84916), (22862, 84110), (25844, 74405), (29762, 64610), (32305, 59524), (32660, 58877), (33644, 57155), (41860, 45937), (42055, 45724), (42458, 45290)]