2787700

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:532

約数の個数: 36

約数和(自身を含む): 6161932

約数和(自身を除く): 3374232

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 457, 610, 914, 1220, 1525, 1828, 2285, 3050, 4570, 6100, 9140, 11425, 22850, 27877, 45700, 55754, 111508, 139385, 278770, 557540, 696925, 1393850, 2787700]

約数ペア:

[(1, 2787700), (2, 1393850), (4, 696925), (5, 557540), (10, 278770), (20, 139385), (25, 111508), (50, 55754), (61, 45700), (100, 27877), (122, 22850), (244, 11425), (305, 9140), (457, 6100), (610, 4570), (914, 3050), (1220, 2285), (1525, 1828)]