53980220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{385573}}^1$

素因数の和:385589

約数の個数: 24

約数和(自身を含む): 129552864

約数和(自身を除く): 75572644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 385573, 771146, 1542292, 1927865, 2699011, 3855730, 5398022, 7711460, 10796044, 13495055, 26990110, 53980220]

約数ペア:

[(1, 53980220), (2, 26990110), (4, 13495055), (5, 10796044), (7, 7711460), (10, 5398022), (14, 3855730), (20, 2699011), (28, 1927865), (35, 1542292), (70, 771146), (140, 385573)]