889630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:264

約数の個数: 32

約数和(自身を含む): 1866240

約数和(自身を除く): 976610

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 179, 355, 358, 497, 710, 895, 994, 1253, 1790, 2485, 2506, 4970, 6265, 12530, 12709, 25418, 63545, 88963, 127090, 177926, 444815, 889630]

約数ペア:

[(1, 889630), (2, 444815), (5, 177926), (7, 127090), (10, 88963), (14, 63545), (35, 25418), (70, 12709), (71, 12530), (142, 6265), (179, 4970), (355, 2506), (358, 2485), (497, 1790), (710, 1253), (895, 994)]