2640221764

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{349051}}^1$

素因数の和:349147

約数の個数: 24

約数和(自身を含む): 4847634176

約数和(自身を除く): 2207412412

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 1891, 3782, 7564, 349051, 698102, 1396204, 10820581, 21292111, 21641162, 42584222, 43282324, 85168444, 660055441, 1320110882, 2640221764]

約数ペア:

[(1, 2640221764), (2, 1320110882), (4, 660055441), (31, 85168444), (61, 43282324), (62, 42584222), (122, 21641162), (124, 21292111), (244, 10820581), (1891, 1396204), (3782, 698102), (7564, 349051)]