64849820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{463213}}^1$

素因数の和:463229

約数の個数: 24

約数和(自身を含む): 155639904

約数和(自身を除く): 90790084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 463213, 926426, 1852852, 2316065, 3242491, 4632130, 6484982, 9264260, 12969964, 16212455, 32424910, 64849820]

約数ペア:

[(1, 64849820), (2, 32424910), (4, 16212455), (5, 12969964), (7, 9264260), (10, 6484982), (14, 4632130), (20, 3242491), (28, 2316065), (35, 1852852), (70, 926426), (140, 463213)]