7945160

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{647}}^1$

素因数の和:965

約数の個数: 32

約数和(自身を含む): 17962560

約数和(自身を除く): 10017400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 647, 1228, 1294, 1535, 2456, 2588, 3070, 3235, 5176, 6140, 6470, 12280, 12940, 25880, 198629, 397258, 794516, 993145, 1589032, 1986290, 3972580, 7945160]

約数ペア:

[(1, 7945160), (2, 3972580), (4, 1986290), (5, 1589032), (8, 993145), (10, 794516), (20, 397258), (40, 198629), (307, 25880), (614, 12940), (647, 12280), (1228, 6470), (1294, 6140), (1535, 5176), (2456, 3235), (2588, 3070)]