4271420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{739}}^1$

素因数の和:782

約数の個数: 36

約数和(自身を含む): 9541560

約数和(自身を除く): 5270140

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 739, 1156, 1445, 1478, 2890, 2956, 3695, 5780, 7390, 12563, 14780, 25126, 50252, 62815, 125630, 213571, 251260, 427142, 854284, 1067855, 2135710, 4271420]

約数ペア:

[(1, 4271420), (2, 2135710), (4, 1067855), (5, 854284), (10, 427142), (17, 251260), (20, 213571), (34, 125630), (68, 62815), (85, 50252), (170, 25126), (289, 14780), (340, 12563), (578, 7390), (739, 5780), (1156, 3695), (1445, 2956), (1478, 2890)]