19571360

素因数分解:

$2^5\times 5^1\times {\mathrm{122321}}^1$

素因数の和:122336

約数の個数: 24

約数和(自身を含む): 46237716

約数和(自身を除く): 26666356

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 122321, 244642, 489284, 611605, 978568, 1223210, 1957136, 2446420, 3914272, 4892840, 9785680, 19571360]

約数ペア:

[(1, 19571360), (2, 9785680), (4, 4892840), (5, 3914272), (8, 2446420), (10, 1957136), (16, 1223210), (20, 978568), (32, 611605), (40, 489284), (80, 244642), (160, 122321)]