55140940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{88937}}^1$

素因数の和:88977

約数の個数: 24

約数和(自身を含む): 119532672

約数和(自身を除く): 64391732

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 88937, 177874, 355748, 444685, 889370, 1778740, 2757047, 5514094, 11028188, 13785235, 27570470, 55140940]

約数ペア:

[(1, 55140940), (2, 27570470), (4, 13785235), (5, 11028188), (10, 5514094), (20, 2757047), (31, 1778740), (62, 889370), (124, 444685), (155, 355748), (310, 177874), (620, 88937)]