123363980

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{40849}}^1$

素因数の和:41009

約数の個数: 24

約数和(自身を含む): 260786400

約数和(自身を除く): 137422420

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 40849, 81698, 163396, 204245, 408490, 816980, 6168199, 12336398, 24672796, 30840995, 61681990, 123363980]

約数ペア:

[(1, 123363980), (2, 61681990), (4, 30840995), (5, 24672796), (10, 12336398), (20, 6168199), (151, 816980), (302, 408490), (604, 204245), (755, 163396), (1510, 81698), (3020, 40849)]