248420920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{564593}}^1$

素因数の和:564615

約数の個数: 32

約数和(自身を含む): 609761520

約数和(自身を除く): 361340600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 564593, 1129186, 2258372, 2822965, 4516744, 5645930, 6210523, 11291860, 12421046, 22583720, 24842092, 31052615, 49684184, 62105230, 124210460, 248420920]

約数ペア:

[(1, 248420920), (2, 124210460), (4, 62105230), (5, 49684184), (8, 31052615), (10, 24842092), (11, 22583720), (20, 12421046), (22, 11291860), (40, 6210523), (44, 5645930), (55, 4516744), (88, 2822965), (110, 2258372), (220, 1129186), (440, 564593)]