2661820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19013}}^1$

素因数の和:19029

約数の個数: 24

約数和(自身を含む): 6388704

約数和(自身を除く): 3726884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 19013, 38026, 76052, 95065, 133091, 190130, 266182, 380260, 532364, 665455, 1330910, 2661820]

約数ペア:

[(1, 2661820), (2, 1330910), (4, 665455), (5, 532364), (7, 380260), (10, 266182), (14, 190130), (20, 133091), (28, 95065), (35, 76052), (70, 38026), (140, 19013)]