6651160

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{647}}^1$

素因数の和:915

約数の個数: 32

約数和(自身を含む): 15046560

約数和(自身を除く): 8395400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 647, 1028, 1285, 1294, 2056, 2570, 2588, 3235, 5140, 5176, 6470, 10280, 12940, 25880, 166279, 332558, 665116, 831395, 1330232, 1662790, 3325580, 6651160]

約数ペア:

[(1, 6651160), (2, 3325580), (4, 1662790), (5, 1330232), (8, 831395), (10, 665116), (20, 332558), (40, 166279), (257, 25880), (514, 12940), (647, 10280), (1028, 6470), (1285, 5176), (1294, 5140), (2056, 3235), (2570, 2588)]