42471820

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{8263}}^1$

素因数の和:8529

約数の個数: 24

約数和(自身を含む): 89548704

約数和(自身を除く): 47076884

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 8263, 16526, 33052, 41315, 82630, 165260, 2123591, 4247182, 8494364, 10617955, 21235910, 42471820]

約数ペア:

[(1, 42471820), (2, 21235910), (4, 10617955), (5, 8494364), (10, 4247182), (20, 2123591), (257, 165260), (514, 82630), (1028, 41315), (1285, 33052), (2570, 16526), (5140, 8263)]