16486760

素因数分解:

$2^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1181}}^1$

素因数の和:1541

約数の個数: 32

約数和(自身を含む): 37233000

約数和(自身を除く): 20746240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 349, 698, 1181, 1396, 1745, 2362, 2792, 3490, 4724, 5905, 6980, 9448, 11810, 13960, 23620, 47240, 412169, 824338, 1648676, 2060845, 3297352, 4121690, 8243380, 16486760]

約数ペア:

[(1, 16486760), (2, 8243380), (4, 4121690), (5, 3297352), (8, 2060845), (10, 1648676), (20, 824338), (40, 412169), (349, 47240), (698, 23620), (1181, 13960), (1396, 11810), (1745, 9448), (2362, 6980), (2792, 5905), (3490, 4724)]