2221460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3583}}^1$

素因数の和:3623

約数の個数: 24

約数和(自身を含む): 4816896

約数和(自身を除く): 2595436

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3583, 7166, 14332, 17915, 35830, 71660, 111073, 222146, 444292, 555365, 1110730, 2221460]

約数ペア:

[(1, 2221460), (2, 1110730), (4, 555365), (5, 444292), (10, 222146), (20, 111073), (31, 71660), (62, 35830), (124, 17915), (155, 14332), (310, 7166), (620, 3583)]