4481148820

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{324251}}^1$

素因数の和:324951

約数の個数: 24

約数和(自身を含む): 9424060128

約数和(自身を除く): 4942911308

約数列:

[1, 2, 4, 5, 10, 20, 691, 1382, 2764, 3455, 6910, 13820, 324251, 648502, 1297004, 1621255, 3242510, 6485020, 224057441, 448114882, 896229764, 1120287205, 2240574410, 4481148820]

約数ペア:

[(1, 4481148820), (2, 2240574410), (4, 1120287205), (5, 896229764), (10, 448114882), (20, 224057441), (691, 6485020), (1382, 3242510), (2764, 1621255), (3455, 1297004), (6910, 648502), (13820, 324251)]