220327940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1573771}}^1$

素因数の和:1573787

約数の個数: 24

約数和(自身を含む): 528787392

約数和(自身を除く): 308459452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1573771, 3147542, 6295084, 7868855, 11016397, 15737710, 22032794, 31475420, 44065588, 55081985, 110163970, 220327940]

約数ペア:

[(1, 220327940), (2, 110163970), (4, 55081985), (5, 44065588), (7, 31475420), (10, 22032794), (14, 15737710), (20, 11016397), (28, 7868855), (35, 6295084), (70, 3147542), (140, 1573771)]