20327280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{84697}}^1$

素因数の和:84713

約数の個数: 40

約数和(自身を含む): 63015312

約数和(自身を除く): 42688032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 84697, 169394, 254091, 338788, 423485, 508182, 677576, 846970, 1016364, 1270455, 1355152, 1693940, 2032728, 2540910, 3387880, 4065456, 5081820, 6775760, 10163640, 20327280]

約数ペア:

[(1, 20327280), (2, 10163640), (3, 6775760), (4, 5081820), (5, 4065456), (6, 3387880), (8, 2540910), (10, 2032728), (12, 1693940), (15, 1355152), (16, 1270455), (20, 1016364), (24, 846970), (30, 677576), (40, 508182), (48, 423485), (60, 338788), (80, 254091), (120, 169394), (240, 84697)]