16249840

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{887}}^1$

素因数の和:1129

約数の個数: 40

約数和(自身を含む): 37988640

約数和(自身を除く): 21738800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 887, 916, 1145, 1774, 1832, 2290, 3548, 3664, 4435, 4580, 7096, 8870, 9160, 14192, 17740, 18320, 35480, 70960, 203123, 406246, 812492, 1015615, 1624984, 2031230, 3249968, 4062460, 8124920, 16249840]

約数ペア:

[(1, 16249840), (2, 8124920), (4, 4062460), (5, 3249968), (8, 2031230), (10, 1624984), (16, 1015615), (20, 812492), (40, 406246), (80, 203123), (229, 70960), (458, 35480), (887, 18320), (916, 17740), (1145, 14192), (1774, 9160), (1832, 8870), (2290, 7096), (3548, 4580), (3664, 4435)]