286666730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{37571}}^1$

素因数の和:37694

約数の個数: 32

約数和(自身を含む): 595140480

約数和(自身を除く): 308473750

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 545, 763, 1090, 1526, 3815, 7630, 37571, 75142, 187855, 262997, 375710, 525994, 1314985, 2629970, 4095239, 8190478, 20476195, 28666673, 40952390, 57333346, 143333365, 286666730]

約数ペア:

[(1, 286666730), (2, 143333365), (5, 57333346), (7, 40952390), (10, 28666673), (14, 20476195), (35, 8190478), (70, 4095239), (109, 2629970), (218, 1314985), (545, 525994), (763, 375710), (1090, 262997), (1526, 187855), (3815, 75142), (7630, 37571)]