45019940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{321571}}^1$

素因数の和:321587

約数の個数: 24

約数和(自身を含む): 108048192

約数和(自身を除く): 63028252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 321571, 643142, 1286284, 1607855, 2250997, 3215710, 4501994, 6431420, 9003988, 11254985, 22509970, 45019940]

約数ペア:

[(1, 45019940), (2, 22509970), (4, 11254985), (5, 9003988), (7, 6431420), (10, 4501994), (14, 3215710), (20, 2250997), (28, 1607855), (35, 1286284), (70, 643142), (140, 321571)]