2867562620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{355777}}^1$

素因数の和:355830

約数の個数: 48

約数和(自身を含む): 6694318848

約数和(自身を除く): 3826756228

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 355777, 711554, 1423108, 1778885, 3557770, 4625101, 7115540, 9250202, 11029087, 18500404, 22058174, 23125505, 44116348, 46251010, 55145435, 92502020, 110290870, 143378131, 220581740, 286756262, 573512524, 716890655, 1433781310, 2867562620]

約数ペア:

[(1, 2867562620), (2, 1433781310), (4, 716890655), (5, 573512524), (10, 286756262), (13, 220581740), (20, 143378131), (26, 110290870), (31, 92502020), (52, 55145435), (62, 46251010), (65, 44116348), (124, 23125505), (130, 22058174), (155, 18500404), (260, 11029087), (310, 9250202), (403, 7115540), (620, 4625101), (806, 3557770), (1612, 1778885), (2015, 1423108), (4030, 711554), (8060, 355777)]