1838660

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{617}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 3893400

約数和(自身を除く): 2054740

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 617, 745, 1234, 1490, 2468, 2980, 3085, 6170, 12340, 91933, 183866, 367732, 459665, 919330, 1838660]

約数ペア:

[(1, 1838660), (2, 919330), (4, 459665), (5, 367732), (10, 183866), (20, 91933), (149, 12340), (298, 6170), (596, 3085), (617, 2980), (745, 2468), (1234, 1490)]