8094920

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1289}}^1$

素因数の和:1457

約数の個数: 32

約数和(自身を含む): 18343800

約数和(自身を除く): 10248880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1289, 1570, 2578, 3140, 5156, 6280, 6445, 10312, 12890, 25780, 51560, 202373, 404746, 809492, 1011865, 1618984, 2023730, 4047460, 8094920]

約数ペア:

[(1, 8094920), (2, 4047460), (4, 2023730), (5, 1618984), (8, 1011865), (10, 809492), (20, 404746), (40, 202373), (157, 51560), (314, 25780), (628, 12890), (785, 10312), (1256, 6445), (1289, 6280), (1570, 5156), (2578, 3140)]