8270860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2447}}^1$

素因数の和:2482

約数の個数: 36

約数和(自身を含む): 18815328

約数和(自身を除く): 10544468

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 2447, 3380, 4894, 9788, 12235, 24470, 31811, 48940, 63622, 127244, 159055, 318110, 413543, 636220, 827086, 1654172, 2067715, 4135430, 8270860]

約数ペア:

[(1, 8270860), (2, 4135430), (4, 2067715), (5, 1654172), (10, 827086), (13, 636220), (20, 413543), (26, 318110), (52, 159055), (65, 127244), (130, 63622), (169, 48940), (260, 31811), (338, 24470), (676, 12235), (845, 9788), (1690, 4894), (2447, 3380)]