39916520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{142559}}^1$

素因数の和:142577

約数の個数: 32

約数和(自身を含む): 102643200

約数和(自身を除く): 62726680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 142559, 285118, 570236, 712795, 997913, 1140472, 1425590, 1995826, 2851180, 3991652, 4989565, 5702360, 7983304, 9979130, 19958260, 39916520]

約数ペア:

[(1, 39916520), (2, 19958260), (4, 9979130), (5, 7983304), (7, 5702360), (8, 4989565), (10, 3991652), (14, 2851180), (20, 1995826), (28, 1425590), (35, 1140472), (40, 997913), (56, 712795), (70, 570236), (140, 285118), (280, 142559)]