201642160

素因数分解:

$2^4\times 5^1\times {\mathrm{421}}^1\times {\mathrm{5987}}^1$

素因数の和:6421

約数の個数: 40

約数和(自身を含む): 470010096

約数和(自身を除く): 268367936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 421, 842, 1684, 2105, 3368, 4210, 5987, 6736, 8420, 11974, 16840, 23948, 29935, 33680, 47896, 59870, 95792, 119740, 239480, 478960, 2520527, 5041054, 10082108, 12602635, 20164216, 25205270, 40328432, 50410540, 100821080, 201642160]

約数ペア:

[(1, 201642160), (2, 100821080), (4, 50410540), (5, 40328432), (8, 25205270), (10, 20164216), (16, 12602635), (20, 10082108), (40, 5041054), (80, 2520527), (421, 478960), (842, 239480), (1684, 119740), (2105, 95792), (3368, 59870), (4210, 47896), (5987, 33680), (6736, 29935), (8420, 23948), (11974, 16840)]