66158540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{472561}}^1$

素因数の和:472577

約数の個数: 24

約数和(自身を含む): 158780832

約数和(自身を除く): 92622292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 472561, 945122, 1890244, 2362805, 3307927, 4725610, 6615854, 9451220, 13231708, 16539635, 33079270, 66158540]

約数ペア:

[(1, 66158540), (2, 33079270), (4, 16539635), (5, 13231708), (7, 9451220), (10, 6615854), (14, 4725610), (20, 3307927), (28, 2362805), (35, 1890244), (70, 945122), (140, 472561)]