39198530

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{79997}}^1$

素因数の和:80018

約数の個数: 24

約数和(自身を含む): 82077948

約数和(自身を除く): 42879418

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 79997, 159994, 399985, 559979, 799970, 1119958, 2799895, 3919853, 5599790, 7839706, 19599265, 39198530]

約数ペア:

[(1, 39198530), (2, 19599265), (5, 7839706), (7, 5599790), (10, 3919853), (14, 2799895), (35, 1119958), (49, 799970), (70, 559979), (98, 399985), (245, 159994), (490, 79997)]