2042390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 4250880

約数和(自身を除く): 2208490

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 163, 179, 326, 358, 815, 895, 1141, 1253, 1630, 1790, 2282, 2506, 5705, 6265, 11410, 12530, 29177, 58354, 145885, 204239, 291770, 408478, 1021195, 2042390]

約数ペア:

[(1, 2042390), (2, 1021195), (5, 408478), (7, 291770), (10, 204239), (14, 145885), (35, 58354), (70, 29177), (163, 12530), (179, 11410), (326, 6265), (358, 5705), (815, 2506), (895, 2282), (1141, 1790), (1253, 1630)]