70824740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{971}}^1$

素因数の和:1508

約数の個数: 48

約数和(自身を含む): 170481024

約数和(自身を除く): 99656284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 521, 971, 1042, 1942, 2084, 2605, 3647, 3884, 4855, 5210, 6797, 7294, 9710, 10420, 13594, 14588, 18235, 19420, 27188, 33985, 36470, 67970, 72940, 135940, 505891, 1011782, 2023564, 2529455, 3541237, 5058910, 7082474, 10117820, 14164948, 17706185, 35412370, 70824740]

約数ペア:

[(1, 70824740), (2, 35412370), (4, 17706185), (5, 14164948), (7, 10117820), (10, 7082474), (14, 5058910), (20, 3541237), (28, 2529455), (35, 2023564), (70, 1011782), (140, 505891), (521, 135940), (971, 72940), (1042, 67970), (1942, 36470), (2084, 33985), (2605, 27188), (3647, 19420), (3884, 18235), (4855, 14588), (5210, 13594), (6797, 10420), (7294, 9710)]