127116980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89519}}^1$

素因数の和:89599

約数の個数: 24

約数和(自身を含む): 270708480

約数和(自身を除く): 143591500

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 89519, 179038, 358076, 447595, 895190, 1790380, 6355849, 12711698, 25423396, 31779245, 63558490, 127116980]

約数ペア:

[(1, 127116980), (2, 63558490), (4, 31779245), (5, 25423396), (10, 12711698), (20, 6355849), (71, 1790380), (142, 895190), (284, 447595), (355, 358076), (710, 179038), (1420, 89519)]