25531460

素因数分解:

$2^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{2069}}^1$

素因数の和:2695

約数の個数: 24

約数和(自身を含む): 53728920

約数和(自身を除く): 28197460

約数列:

[1, 2, 4, 5, 10, 20, 617, 1234, 2069, 2468, 3085, 4138, 6170, 8276, 10345, 12340, 20690, 41380, 1276573, 2553146, 5106292, 6382865, 12765730, 25531460]

約数ペア:

[(1, 25531460), (2, 12765730), (4, 6382865), (5, 5106292), (10, 2553146), (20, 1276573), (617, 41380), (1234, 20690), (2069, 12340), (2468, 10345), (3085, 8276), (4138, 6170)]