40076680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3491}}^1$

素因数の和:3550

約数の個数: 64

約数和(自身を含む): 105598080

約数和(自身を除く): 65521400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 3491, 5740, 6982, 11480, 13964, 17455, 24437, 27928, 34910, 48874, 69820, 97748, 122185, 139640, 143131, 195496, 244370, 286262, 488740, 572524, 715655, 977480, 1001917, 1145048, 1431310, 2003834, 2862620, 4007668, 5009585, 5725240, 8015336, 10019170, 20038340, 40076680]

約数ペア:

[(1, 40076680), (2, 20038340), (4, 10019170), (5, 8015336), (7, 5725240), (8, 5009585), (10, 4007668), (14, 2862620), (20, 2003834), (28, 1431310), (35, 1145048), (40, 1001917), (41, 977480), (56, 715655), (70, 572524), (82, 488740), (140, 286262), (164, 244370), (205, 195496), (280, 143131), (287, 139640), (328, 122185), (410, 97748), (574, 69820), (820, 48874), (1148, 34910), (1435, 27928), (1640, 24437), (2296, 17455), (2870, 13964), (3491, 11480), (5740, 6982)]