4422580

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{557}}^1$

素因数の和:963

約数の個数: 24

約数和(自身を含む): 9327528

約数和(自身を除く): 4904948

約数列:

[1, 2, 4, 5, 10, 20, 397, 557, 794, 1114, 1588, 1985, 2228, 2785, 3970, 5570, 7940, 11140, 221129, 442258, 884516, 1105645, 2211290, 4422580]

約数ペア:

[(1, 4422580), (2, 2211290), (4, 1105645), (5, 884516), (10, 442258), (20, 221129), (397, 11140), (557, 7940), (794, 5570), (1114, 3970), (1588, 2785), (1985, 2228)]