131006680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{467881}}^1$

素因数の和:467899

約数の個数: 32

約数和(自身を含む): 336875040

約数和(自身を除く): 205868360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 467881, 935762, 1871524, 2339405, 3275167, 3743048, 4678810, 6550334, 9357620, 13100668, 16375835, 18715240, 26201336, 32751670, 65503340, 131006680]

約数ペア:

[(1, 131006680), (2, 65503340), (4, 32751670), (5, 26201336), (7, 18715240), (8, 16375835), (10, 13100668), (14, 9357620), (20, 6550334), (28, 4678810), (35, 3743048), (40, 3275167), (56, 2339405), (70, 1871524), (140, 935762), (280, 467881)]