40561780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{289727}}^1$

素因数の和:289743

約数の個数: 24

約数和(自身を含む): 97348608

約数和(自身を除く): 56786828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 289727, 579454, 1158908, 1448635, 2028089, 2897270, 4056178, 5794540, 8112356, 10140445, 20280890, 40561780]

約数ペア:

[(1, 40561780), (2, 20280890), (4, 10140445), (5, 8112356), (7, 5794540), (10, 4056178), (14, 2897270), (20, 2028089), (28, 1448635), (35, 1158908), (70, 579454), (140, 289727)]