90235660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{265399}}^1$

素因数の和:265425

約数の個数: 24

約数和(自身を含む): 200642400

約数和(自身を除く): 110406740

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 265399, 530798, 1061596, 1326995, 2653990, 4511783, 5307980, 9023566, 18047132, 22558915, 45117830, 90235660]

約数ペア:

[(1, 90235660), (2, 45117830), (4, 22558915), (5, 18047132), (10, 9023566), (17, 5307980), (20, 4511783), (34, 2653990), (68, 1326995), (85, 1061596), (170, 530798), (340, 265399)]