124823240

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{4721}}^1$

素因数の和:5393

約数の個数: 32

約数和(自身を含む): 281336760

約数和(自身を除く): 156513520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 3305, 4721, 5288, 6610, 9442, 13220, 18884, 23605, 26440, 37768, 47210, 94420, 188840, 3120581, 6241162, 12482324, 15602905, 24964648, 31205810, 62411620, 124823240]

約数ペア:

[(1, 124823240), (2, 62411620), (4, 31205810), (5, 24964648), (8, 15602905), (10, 12482324), (20, 6241162), (40, 3120581), (661, 188840), (1322, 94420), (2644, 47210), (3305, 37768), (4721, 26440), (5288, 23605), (6610, 18884), (9442, 13220)]