8523340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2647}}^1$

素因数の和:2686

約数の個数: 48

約数和(自身を含む): 21353472

約数和(自身を除く): 12830132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 2647, 3220, 5294, 10588, 13235, 18529, 26470, 37058, 52940, 60881, 74116, 92645, 121762, 185290, 243524, 304405, 370580, 426167, 608810, 852334, 1217620, 1704668, 2130835, 4261670, 8523340]

約数ペア:

[(1, 8523340), (2, 4261670), (4, 2130835), (5, 1704668), (7, 1217620), (10, 852334), (14, 608810), (20, 426167), (23, 370580), (28, 304405), (35, 243524), (46, 185290), (70, 121762), (92, 92645), (115, 74116), (140, 60881), (161, 52940), (230, 37058), (322, 26470), (460, 18529), (644, 13235), (805, 10588), (1610, 5294), (2647, 3220)]