6540440

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1447}}^1$

素因数の和:1571

約数の個数: 32

約数和(自身を含む): 14856480

約数和(自身を除く): 8316040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 1447, 2260, 2894, 4520, 5788, 7235, 11576, 14470, 28940, 57880, 163511, 327022, 654044, 817555, 1308088, 1635110, 3270220, 6540440]

約数ペア:

[(1, 6540440), (2, 3270220), (4, 1635110), (5, 1308088), (8, 817555), (10, 654044), (20, 327022), (40, 163511), (113, 57880), (226, 28940), (452, 14470), (565, 11576), (904, 7235), (1130, 5788), (1447, 4520), (2260, 2894)]