8838680

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1483}}^1$

素因数の和:1643

約数の個数: 32

約数和(自身を含む): 20034000

約数和(自身を除く): 11195320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1483, 1490, 2966, 2980, 5932, 5960, 7415, 11864, 14830, 29660, 59320, 220967, 441934, 883868, 1104835, 1767736, 2209670, 4419340, 8838680]

約数ペア:

[(1, 8838680), (2, 4419340), (4, 2209670), (5, 1767736), (8, 1104835), (10, 883868), (20, 441934), (40, 220967), (149, 59320), (298, 29660), (596, 14830), (745, 11864), (1192, 7415), (1483, 5960), (1490, 5932), (2966, 2980)]