39257960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{140207}}^1$

素因数の和:140225

約数の個数: 32

約数和(自身を含む): 100949760

約数和(自身を除く): 61691800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 140207, 280414, 560828, 701035, 981449, 1121656, 1402070, 1962898, 2804140, 3925796, 4907245, 5608280, 7851592, 9814490, 19628980, 39257960]

約数ペア:

[(1, 39257960), (2, 19628980), (4, 9814490), (5, 7851592), (7, 5608280), (8, 4907245), (10, 3925796), (14, 2804140), (20, 1962898), (28, 1402070), (35, 1121656), (40, 981449), (56, 701035), (70, 560828), (140, 280414), (280, 140207)]