2580016

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{1427}}^1$

素因数の和:1548

約数の個数: 20

約数和(自身を含む): 5046552

約数和(自身を除く): 2466536

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1427, 1808, 2854, 5708, 11416, 22832, 161251, 322502, 645004, 1290008, 2580016]

約数ペア:

[(1, 2580016), (2, 1290008), (4, 645004), (8, 322502), (16, 161251), (113, 22832), (226, 11416), (452, 5708), (904, 2854), (1427, 1808)]