3109931.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{709}}^1$

素因数の和:1159

約数の個数: 32

約数和(自身を含む): 28116000

約数和(自身を除く): 15665960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 439, 709, 878, 1418, 1756, 2195, 2836, 3512, 3545, 4390, 5672, 7090, 8780, 14180, 17560, 28360, 311251, 622502, 1245004, 1556255, 2490008, 3112510, 6225020, 12450040]

約数ペア:

[(1, 12450040), (2, 6225020), (4, 3112510), (5, 2490008), (8, 1556255), (10, 1245004), (20, 622502), (40, 311251), (439, 28360), (709, 17560), (878, 14180), (1418, 8780), (1756, 7090), (2195, 5672), (2836, 4390), (3512, 3545)]