1587920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{863}}^1$

素因数の和:899

約数の個数: 40

約数和(自身を含む): 3856896

約数和(自身を除く): 2268976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 863, 920, 1726, 1840, 3452, 4315, 6904, 8630, 13808, 17260, 19849, 34520, 39698, 69040, 79396, 99245, 158792, 198490, 317584, 396980, 793960, 1587920]

約数ペア:

[(1, 1587920), (2, 793960), (4, 396980), (5, 317584), (8, 198490), (10, 158792), (16, 99245), (20, 79396), (23, 69040), (40, 39698), (46, 34520), (80, 19849), (92, 17260), (115, 13808), (184, 8630), (230, 6904), (368, 4315), (460, 3452), (863, 1840), (920, 1726)]