40808510

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{1291}}^1$

素因数の和:1436

約数の個数: 32

約数和(自身を含む): 76744800

約数和(自身を除く): 35936290

約数列:

[1, 2, 5, 10, 29, 58, 109, 145, 218, 290, 545, 1090, 1291, 2582, 3161, 6322, 6455, 12910, 15805, 31610, 37439, 74878, 140719, 187195, 281438, 374390, 703595, 1407190, 4080851, 8161702, 20404255, 40808510]

約数ペア:

[(1, 40808510), (2, 20404255), (5, 8161702), (10, 4080851), (29, 1407190), (58, 703595), (109, 374390), (145, 281438), (218, 187195), (290, 140719), (545, 74878), (1090, 37439), (1291, 31610), (2582, 15805), (3161, 12910), (6322, 6455)]