20199666410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101287}}^1$

素因数の和:101356

約数の個数: 96

約数和(自身を含む): 47388198528

約数和(自身を除く): 27188532118

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 37, 49, 55, 70, 74, 77, 98, 110, 154, 185, 245, 259, 370, 385, 407, 490, 518, 539, 770, 814, 1078, 1295, 1813, 2035, 2590, 2695, 2849, 3626, 4070, 5390, 5698, 9065, 14245, 18130, 19943, 28490, 39886, 99715, 101287, 199430, 202574, 506435, 709009, 1012870, 1114157, 1418018, 2228314, 3545045, 3747619, 4963063, 5570785, 7090090, 7495238, 7799099, 9926126, 11141570, 15598198, 18738095, 24815315, 26233333, 37476190, 38995495, 41223809, 49630630, 52466666, 54593693, 77990990, 82447618, 109187386, 131166665, 183633331, 206119045, 262333330, 272968465, 288566663, 367266662, 412238090, 545936930, 577133326, 918166655, 1442833315, 1836333310, 2019966641, 2885666630, 4039933282, 10099833205, 20199666410]

約数ペア:

[(1, 20199666410), (2, 10099833205), (5, 4039933282), (7, 2885666630), (10, 2019966641), (11, 1836333310), (14, 1442833315), (22, 918166655), (35, 577133326), (37, 545936930), (49, 412238090), (55, 367266662), (70, 288566663), (74, 272968465), (77, 262333330), (98, 206119045), (110, 183633331), (154, 131166665), (185, 109187386), (245, 82447618), (259, 77990990), (370, 54593693), (385, 52466666), (407, 49630630), (490, 41223809), (518, 38995495), (539, 37476190), (770, 26233333), (814, 24815315), (1078, 18738095), (1295, 15598198), (1813, 11141570), (2035, 9926126), (2590, 7799099), (2695, 7495238), (2849, 7090090), (3626, 5570785), (4070, 4963063), (5390, 3747619), (5698, 3545045), (9065, 2228314), (14245, 1418018), (18130, 1114157), (19943, 1012870), (28490, 709009), (39886, 506435), (99715, 202574), (101287, 199430)]