40630490

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{51431}}^1$

素因数の和:51517

約数の個数: 16

約数和(自身を含む): 74062080

約数和(自身を除く): 33431590

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 51431, 102862, 257155, 514310, 4063049, 8126098, 20315245, 40630490]

約数ペア:

[(1, 40630490), (2, 20315245), (5, 8126098), (10, 4063049), (79, 514310), (158, 257155), (395, 102862), (790, 51431)]