8149460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2179}}^1$

素因数の和:2216

約数の個数: 48

約数和(自身を含む): 19776960

約数和(自身を除く): 11627500

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 2179, 3740, 4358, 8716, 10895, 21790, 23969, 37043, 43580, 47938, 74086, 95876, 119845, 148172, 185215, 239690, 370430, 407473, 479380, 740860, 814946, 1629892, 2037365, 4074730, 8149460]

約数ペア:

[(1, 8149460), (2, 4074730), (4, 2037365), (5, 1629892), (10, 814946), (11, 740860), (17, 479380), (20, 407473), (22, 370430), (34, 239690), (44, 185215), (55, 148172), (68, 119845), (85, 95876), (110, 74086), (170, 47938), (187, 43580), (220, 37043), (340, 23969), (374, 21790), (748, 10895), (935, 8716), (1870, 4358), (2179, 3740)]