20325840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{84691}}^1$

素因数の和:84707

約数の個数: 40

約数和(自身を含む): 63010848

約数和(自身を除く): 42685008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 84691, 169382, 254073, 338764, 423455, 508146, 677528, 846910, 1016292, 1270365, 1355056, 1693820, 2032584, 2540730, 3387640, 4065168, 5081460, 6775280, 10162920, 20325840]

約数ペア:

[(1, 20325840), (2, 10162920), (3, 6775280), (4, 5081460), (5, 4065168), (6, 3387640), (8, 2540730), (10, 2032584), (12, 1693820), (15, 1355056), (16, 1270365), (20, 1016292), (24, 846910), (30, 677528), (40, 508146), (48, 423455), (60, 338764), (80, 254073), (120, 169382), (240, 84691)]