22126760

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1997}}^1$

素因数の和:2285

約数の個数: 32

約数和(自身を含む): 49989960

約数和(自身を除く): 27863200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 1997, 2216, 2770, 3994, 5540, 7988, 9985, 11080, 15976, 19970, 39940, 79880, 553169, 1106338, 2212676, 2765845, 4425352, 5531690, 11063380, 22126760]

約数ペア:

[(1, 22126760), (2, 11063380), (4, 5531690), (5, 4425352), (8, 2765845), (10, 2212676), (20, 1106338), (40, 553169), (277, 79880), (554, 39940), (1108, 19970), (1385, 15976), (1997, 11080), (2216, 9985), (2770, 7988), (3994, 5540)]