25870340

素因数分解:

$2^2\times 5^1\times {\mathrm{607}}^1\times {\mathrm{2131}}^1$

素因数の和:2747

約数の個数: 24

約数和(自身を含む): 54442752

約数和(自身を除く): 28572412

約数列:

[1, 2, 4, 5, 10, 20, 607, 1214, 2131, 2428, 3035, 4262, 6070, 8524, 10655, 12140, 21310, 42620, 1293517, 2587034, 5174068, 6467585, 12935170, 25870340]

約数ペア:

[(1, 25870340), (2, 12935170), (4, 6467585), (5, 5174068), (10, 2587034), (20, 1293517), (607, 42620), (1214, 21310), (2131, 12140), (2428, 10655), (3035, 8524), (4262, 6070)]