39875540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{117281}}^1$

素因数の和:117307

約数の個数: 24

約数和(自身を含む): 88665192

約数和(自身を除く): 48789652

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 117281, 234562, 469124, 586405, 1172810, 1993777, 2345620, 3987554, 7975108, 9968885, 19937770, 39875540]

約数ペア:

[(1, 39875540), (2, 19937770), (4, 9968885), (5, 7975108), (10, 3987554), (17, 2345620), (20, 1993777), (34, 1172810), (68, 586405), (85, 469124), (170, 234562), (340, 117281)]