123508940

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{40897}}^1$

素因数の和:41057

約数の個数: 24

約数和(自身を含む): 261092832

約数和(自身を除く): 137583892

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 40897, 81794, 163588, 204485, 408970, 817940, 6175447, 12350894, 24701788, 30877235, 61754470, 123508940]

約数ペア:

[(1, 123508940), (2, 61754470), (4, 30877235), (5, 24701788), (10, 12350894), (20, 6175447), (151, 817940), (302, 408970), (604, 204485), (755, 163588), (1510, 81794), (3020, 40897)]