2018077620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2587279}}^1$

素因数の和:2587304

約数の個数: 48

約数和(自身を含む): 6085282560

約数和(自身を除く): 4067204940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2587279, 5174558, 7761837, 10349116, 12936395, 15523674, 25872790, 31047348, 33634627, 38809185, 51745580, 67269254, 77618370, 100903881, 134538508, 155236740, 168173135, 201807762, 336346270, 403615524, 504519405, 672692540, 1009038810, 2018077620]

約数ペア:

[(1, 2018077620), (2, 1009038810), (3, 672692540), (4, 504519405), (5, 403615524), (6, 336346270), (10, 201807762), (12, 168173135), (13, 155236740), (15, 134538508), (20, 100903881), (26, 77618370), (30, 67269254), (39, 51745580), (52, 38809185), (60, 33634627), (65, 31047348), (78, 25872790), (130, 15523674), (156, 12936395), (195, 10349116), (260, 7761837), (390, 5174558), (780, 2587279)]