63623740

素因数分解:

$2^2\times 5^1\times {\mathrm{1601}}^1\times {\mathrm{1987}}^1$

素因数の和:3597

約数の個数: 24

約数和(自身を含む): 133760592

約数和(自身を除く): 70136852

約数列:

[1, 2, 4, 5, 10, 20, 1601, 1987, 3202, 3974, 6404, 7948, 8005, 9935, 16010, 19870, 32020, 39740, 3181187, 6362374, 12724748, 15905935, 31811870, 63623740]

約数ペア:

[(1, 63623740), (2, 31811870), (4, 15905935), (5, 12724748), (10, 6362374), (20, 3181187), (1601, 39740), (1987, 32020), (3202, 19870), (3974, 16010), (6404, 9935), (7948, 8005)]