2018604490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{4119601}}^1$

素因数の和:4119622

約数の個数: 24

約数和(自身を含む): 4226711652

約数和(自身を除く): 2208107162

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 4119601, 8239202, 20598005, 28837207, 41196010, 57674414, 144186035, 201860449, 288372070, 403720898, 1009302245, 2018604490]

約数ペア:

[(1, 2018604490), (2, 1009302245), (5, 403720898), (7, 288372070), (10, 201860449), (14, 144186035), (35, 57674414), (49, 41196010), (70, 28837207), (98, 20598005), (245, 8239202), (490, 4119601)]