2281093940

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{177379}}^1$

素因数の和:178031

約数の個数: 24

約数和(自身を含む): 4797774240

約数和(自身を除く): 2516680300

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3215, 6430, 12860, 177379, 354758, 709516, 886895, 1773790, 3547580, 114054697, 228109394, 456218788, 570273485, 1140546970, 2281093940]

約数ペア:

[(1, 2281093940), (2, 1140546970), (4, 570273485), (5, 456218788), (10, 228109394), (20, 114054697), (643, 3547580), (1286, 1773790), (2572, 886895), (3215, 709516), (6430, 354758), (12860, 177379)]