2020170620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{1667}}^1$

素因数の和:1827

約数の個数: 96

約数和(自身を含む): 4707763200

約数和(自身を除く): 2687592580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 79, 118, 130, 158, 236, 260, 295, 316, 395, 590, 767, 790, 1027, 1180, 1534, 1580, 1667, 2054, 3068, 3334, 3835, 4108, 4661, 5135, 6668, 7670, 8335, 9322, 10270, 15340, 16670, 18644, 20540, 21671, 23305, 33340, 43342, 46610, 60593, 86684, 93220, 98353, 108355, 121186, 131693, 196706, 216710, 242372, 263386, 302965, 393412, 433420, 491765, 526772, 605930, 658465, 983530, 1211860, 1278589, 1316930, 1712009, 1967060, 2557178, 2633860, 3424018, 5114356, 6392945, 6848036, 7769887, 8560045, 12785890, 15539774, 17120090, 25571780, 31079548, 34240180, 38849435, 77698870, 101008531, 155397740, 202017062, 404034124, 505042655, 1010085310, 2020170620]

約数ペア:

[(1, 2020170620), (2, 1010085310), (4, 505042655), (5, 404034124), (10, 202017062), (13, 155397740), (20, 101008531), (26, 77698870), (52, 38849435), (59, 34240180), (65, 31079548), (79, 25571780), (118, 17120090), (130, 15539774), (158, 12785890), (236, 8560045), (260, 7769887), (295, 6848036), (316, 6392945), (395, 5114356), (590, 3424018), (767, 2633860), (790, 2557178), (1027, 1967060), (1180, 1712009), (1534, 1316930), (1580, 1278589), (1667, 1211860), (2054, 983530), (3068, 658465), (3334, 605930), (3835, 526772), (4108, 491765), (4661, 433420), (5135, 393412), (6668, 302965), (7670, 263386), (8335, 242372), (9322, 216710), (10270, 196706), (15340, 131693), (16670, 121186), (18644, 108355), (20540, 98353), (21671, 93220), (23305, 86684), (33340, 60593), (43342, 46610)]