64565620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{461183}}^1$

素因数の和:461199

約数の個数: 24

約数和(自身を含む): 154957824

約数和(自身を除く): 90392204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 461183, 922366, 1844732, 2305915, 3228281, 4611830, 6456562, 9223660, 12913124, 16141405, 32282810, 64565620]

約数ペア:

[(1, 64565620), (2, 32282810), (4, 16141405), (5, 12913124), (7, 9223660), (10, 6456562), (14, 4611830), (20, 3228281), (28, 2305915), (35, 1844732), (70, 922366), (140, 461183)]