13648280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20071}}^1$

素因数の和:20099

約数の個数: 32

約数和(自身を含む): 32516640

約数和(自身を除く): 18868360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 20071, 40142, 80284, 100355, 160568, 200710, 341207, 401420, 682414, 802840, 1364828, 1706035, 2729656, 3412070, 6824140, 13648280]

約数ペア:

[(1, 13648280), (2, 6824140), (4, 3412070), (5, 2729656), (8, 1706035), (10, 1364828), (17, 802840), (20, 682414), (34, 401420), (40, 341207), (68, 200710), (85, 160568), (136, 100355), (170, 80284), (340, 40142), (680, 20071)]