40805820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:620

約数の個数: 144

約数和(自身を含む): 138928608

約数和(自身を除く): 98122788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 37, 44, 45, 55, 60, 66, 74, 90, 99, 110, 111, 132, 148, 165, 180, 185, 198, 220, 222, 330, 333, 370, 396, 407, 444, 495, 555, 557, 660, 666, 740, 814, 990, 1110, 1114, 1221, 1332, 1628, 1665, 1671, 1980, 2035, 2220, 2228, 2442, 2785, 3330, 3342, 3663, 4070, 4884, 5013, 5570, 6105, 6127, 6660, 6684, 7326, 8140, 8355, 10026, 11140, 12210, 12254, 14652, 16710, 18315, 18381, 20052, 20609, 24420, 24508, 25065, 30635, 33420, 36630, 36762, 41218, 50130, 55143, 61270, 61827, 73260, 73524, 82436, 91905, 100260, 103045, 110286, 122540, 123654, 183810, 185481, 206090, 220572, 226699, 247308, 275715, 309135, 367620, 370962, 412180, 453398, 551430, 618270, 680097, 741924, 906796, 927405, 1102860, 1133495, 1236540, 1360194, 1854810, 2040291, 2266990, 2720388, 3400485, 3709620, 4080582, 4533980, 6800970, 8161164, 10201455, 13601940, 20402910, 40805820]

約数ペア:

[(1, 40805820), (2, 20402910), (3, 13601940), (4, 10201455), (5, 8161164), (6, 6800970), (9, 4533980), (10, 4080582), (11, 3709620), (12, 3400485), (15, 2720388), (18, 2266990), (20, 2040291), (22, 1854810), (30, 1360194), (33, 1236540), (36, 1133495), (37, 1102860), (44, 927405), (45, 906796), (55, 741924), (60, 680097), (66, 618270), (74, 551430), (90, 453398), (99, 412180), (110, 370962), (111, 367620), (132, 309135), (148, 275715), (165, 247308), (180, 226699), (185, 220572), (198, 206090), (220, 185481), (222, 183810), (330, 123654), (333, 122540), (370, 110286), (396, 103045), (407, 100260), (444, 91905), (495, 82436), (555, 73524), (557, 73260), (660, 61827), (666, 61270), (740, 55143), (814, 50130), (990, 41218), (1110, 36762), (1114, 36630), (1221, 33420), (1332, 30635), (1628, 25065), (1665, 24508), (1671, 24420), (1980, 20609), (2035, 20052), (2220, 18381), (2228, 18315), (2442, 16710), (2785, 14652), (3330, 12254), (3342, 12210), (3663, 11140), (4070, 10026), (4884, 8355), (5013, 8140), (5570, 7326), (6105, 6684), (6127, 6660)]