31794160

素因数分解:

$2^4\times 5^1\times {\mathrm{397427}}^1$

素因数の和:397440

約数の個数: 20

約数和(自身を含む): 73921608

約数和(自身を除く): 42127448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397427, 794854, 1589708, 1987135, 3179416, 3974270, 6358832, 7948540, 15897080, 31794160]

約数ペア:

[(1, 31794160), (2, 15897080), (4, 7948540), (5, 6358832), (8, 3974270), (10, 3179416), (16, 1987135), (20, 1589708), (40, 794854), (80, 397427)]