28756060

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{8311}}^1$

素因数の和:8493

約数の個数: 24

約数和(自身を含む): 60744096

約数和(自身を除く): 31988036

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 8311, 16622, 33244, 41555, 83110, 166220, 1437803, 2875606, 5751212, 7189015, 14378030, 28756060]

約数ペア:

[(1, 28756060), (2, 14378030), (4, 7189015), (5, 5751212), (10, 2875606), (20, 1437803), (173, 166220), (346, 83110), (692, 41555), (865, 33244), (1730, 16622), (3460, 8311)]