406693630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{829987}}^1$

素因数の和:830008

約数の個数: 24

約数和(自身を含む): 851567688

約数和(自身を除く): 444874058

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 829987, 1659974, 4149935, 5809909, 8299870, 11619818, 29049545, 40669363, 58099090, 81338726, 203346815, 406693630]

約数ペア:

[(1, 406693630), (2, 203346815), (5, 81338726), (7, 58099090), (10, 40669363), (14, 29049545), (35, 11619818), (49, 8299870), (70, 5809909), (98, 4149935), (245, 1659974), (490, 829987)]