40878145

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1193}}^1$

素因数の和:1305

約数の個数: 32

約数和(自身を含む): 61896960

約数和(自身を除く): 21018815

約数列:

[1, 5, 7, 11, 35, 55, 77, 89, 385, 445, 623, 979, 1193, 3115, 4895, 5965, 6853, 8351, 13123, 34265, 41755, 65615, 91861, 106177, 459305, 530885, 743239, 1167947, 3716195, 5839735, 8175629, 40878145]

約数ペア:

[(1, 40878145), (5, 8175629), (7, 5839735), (11, 3716195), (35, 1167947), (55, 743239), (77, 530885), (89, 459305), (385, 106177), (445, 91861), (623, 65615), (979, 41755), (1193, 34265), (3115, 13123), (4895, 8351), (5965, 6853)]