386680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1381}}^1$

素因数の和:1399

約数の個数: 32

約数和(自身を含む): 995040

約数和(自身を除く): 608360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1381, 2762, 5524, 6905, 9667, 11048, 13810, 19334, 27620, 38668, 48335, 55240, 77336, 96670, 193340, 386680]

約数ペア:

[(1, 386680), (2, 193340), (4, 96670), (5, 77336), (7, 55240), (8, 48335), (10, 38668), (14, 27620), (20, 19334), (28, 13810), (35, 11048), (40, 9667), (56, 6905), (70, 5524), (140, 2762), (280, 1381)]