853706620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{3727}}^1$

素因数の和:4630

約数の個数: 48

約数和(自身を含む): 1933400448

約数和(自身を除く): 1079693828

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 881, 1762, 3524, 3727, 4405, 7454, 8810, 11453, 14908, 17620, 18635, 22906, 37270, 45812, 48451, 57265, 74540, 96902, 114530, 193804, 229060, 242255, 484510, 969020, 3283487, 6566974, 13133948, 16417435, 32834870, 42685331, 65669740, 85370662, 170741324, 213426655, 426853310, 853706620]

約数ペア:

[(1, 853706620), (2, 426853310), (4, 213426655), (5, 170741324), (10, 85370662), (13, 65669740), (20, 42685331), (26, 32834870), (52, 16417435), (65, 13133948), (130, 6566974), (260, 3283487), (881, 969020), (1762, 484510), (3524, 242255), (3727, 229060), (4405, 193804), (7454, 114530), (8810, 96902), (11453, 74540), (14908, 57265), (17620, 48451), (18635, 45812), (22906, 37270)]