2838550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1$

素因数の和:433

約数の個数: 48

約数和(自身を含む): 6218352

約数和(自身を除く): 3379802

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 397, 550, 650, 715, 794, 1430, 1985, 3575, 3970, 4367, 5161, 7150, 8734, 9925, 10322, 19850, 21835, 25805, 43670, 51610, 56771, 109175, 113542, 129025, 218350, 258050, 283855, 567710, 1419275, 2838550]

約数ペア:

[(1, 2838550), (2, 1419275), (5, 567710), (10, 283855), (11, 258050), (13, 218350), (22, 129025), (25, 113542), (26, 109175), (50, 56771), (55, 51610), (65, 43670), (110, 25805), (130, 21835), (143, 19850), (275, 10322), (286, 9925), (325, 8734), (397, 7150), (550, 5161), (650, 4367), (715, 3970), (794, 3575), (1430, 1985)]