140042360

素因数分解:

$2^3\times 5^1\times {\mathrm{947}}^1\times {\mathrm{3697}}^1$

素因数の和:4655

約数の個数: 32

約数和(自身を含む): 315513360

約数和(自身を除く): 175471000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 947, 1894, 3697, 3788, 4735, 7394, 7576, 9470, 14788, 18485, 18940, 29576, 36970, 37880, 73940, 147880, 3501059, 7002118, 14004236, 17505295, 28008472, 35010590, 70021180, 140042360]

約数ペア:

[(1, 140042360), (2, 70021180), (4, 35010590), (5, 28008472), (8, 17505295), (10, 14004236), (20, 7002118), (40, 3501059), (947, 147880), (1894, 73940), (3697, 37880), (3788, 36970), (4735, 29576), (7394, 18940), (7576, 18485), (9470, 14788)]