210389680

素因数分解:

$2^4\times 5^1\times {\mathrm{233}}^1\times {\mathrm{11287}}^1$

素因数の和:11533

約数の個数: 40

約数和(自身を含む): 491298912

約数和(自身を除く): 280909232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 233, 466, 932, 1165, 1864, 2330, 3728, 4660, 9320, 11287, 18640, 22574, 45148, 56435, 90296, 112870, 180592, 225740, 451480, 902960, 2629871, 5259742, 10519484, 13149355, 21038968, 26298710, 42077936, 52597420, 105194840, 210389680]

約数ペア:

[(1, 210389680), (2, 105194840), (4, 52597420), (5, 42077936), (8, 26298710), (10, 21038968), (16, 13149355), (20, 10519484), (40, 5259742), (80, 2629871), (233, 902960), (466, 451480), (932, 225740), (1165, 180592), (1864, 112870), (2330, 90296), (3728, 56435), (4660, 45148), (9320, 22574), (11287, 18640)]