86951920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{98809}}^1$

素因数の和:98833

約数の個数: 40

約数和(自身を含む): 220543920

約数和(自身を除く): 133592000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 98809, 197618, 395236, 494045, 790472, 988090, 1086899, 1580944, 1976180, 2173798, 3952360, 4347596, 5434495, 7904720, 8695192, 10868990, 17390384, 21737980, 43475960, 86951920]

約数ペア:

[(1, 86951920), (2, 43475960), (4, 21737980), (5, 17390384), (8, 10868990), (10, 8695192), (11, 7904720), (16, 5434495), (20, 4347596), (22, 3952360), (40, 2173798), (44, 1976180), (55, 1580944), (80, 1086899), (88, 988090), (110, 790472), (176, 494045), (220, 395236), (440, 197618), (880, 98809)]