72344980

素因数分解:

$2^2\times 5^1\times {\mathrm{859}}^1\times {\mathrm{4211}}^1$

素因数の和:5079

約数の個数: 24

約数和(自身を含む): 152137440

約数和(自身を除く): 79792460

約数列:

[1, 2, 4, 5, 10, 20, 859, 1718, 3436, 4211, 4295, 8422, 8590, 16844, 17180, 21055, 42110, 84220, 3617249, 7234498, 14468996, 18086245, 36172490, 72344980]

約数ペア:

[(1, 72344980), (2, 36172490), (4, 18086245), (5, 14468996), (10, 7234498), (20, 3617249), (859, 84220), (1718, 42110), (3436, 21055), (4211, 17180), (4295, 16844), (8422, 8590)]