16307440

素因数分解:

$2^4\times 5^1\times {\mathrm{203843}}^1$

素因数の和:203856

約数の個数: 20

約数和(自身を含む): 37914984

約数和(自身を除く): 21607544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 203843, 407686, 815372, 1019215, 1630744, 2038430, 3261488, 4076860, 8153720, 16307440]

約数ペア:

[(1, 16307440), (2, 8153720), (4, 4076860), (5, 3261488), (8, 2038430), (10, 1630744), (16, 1019215), (20, 815372), (40, 407686), (80, 203843)]