1901292020

素因数分解:

$2^2\times 5^1\times {\mathrm{19801}}^1\times {\mathrm{4801}}^1$

素因数の和:24611

約数の個数: 24

約数和(自身を含む): 3993746568

約数和(自身を除く): 2092454548

約数列:

[1, 2, 4, 5, 10, 20, 4801, 9602, 19204, 19801, 24005, 39602, 48010, 79204, 96020, 99005, 198010, 396020, 95064601, 190129202, 380258404, 475323005, 950646010, 1901292020]

約数ペア:

[(1, 1901292020), (2, 950646010), (4, 475323005), (5, 380258404), (10, 190129202), (20, 95064601), (4801, 396020), (9602, 198010), (19204, 99005), (19801, 96020), (24005, 79204), (39602, 48010)]