288889490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1151}}^1\times {\mathrm{1321}}^1$

素因数の和:2498

約数の個数: 32

約数和(自身を含む): 548259840

約数和(自身を除く): 259370350

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1151, 1321, 2302, 2642, 5755, 6605, 11510, 13210, 21869, 25099, 43738, 50198, 109345, 125495, 218690, 250990, 1520471, 3040942, 7602355, 15204710, 28888949, 57777898, 144444745, 288889490]

約数ペア:

[(1, 288889490), (2, 144444745), (5, 57777898), (10, 28888949), (19, 15204710), (38, 7602355), (95, 3040942), (190, 1520471), (1151, 250990), (1321, 218690), (2302, 125495), (2642, 109345), (5755, 50198), (6605, 43738), (11510, 25099), (13210, 21869)]