30039620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3727}}^1$

素因数の和:3780

約数の個数: 48

約数和(自身を含む): 70146048

約数和(自身を除く): 40106428

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, 3727, 4030, 7454, 8060, 14908, 18635, 37270, 48451, 74540, 96902, 115537, 193804, 231074, 242255, 462148, 484510, 577685, 969020, 1155370, 1501981, 2310740, 3003962, 6007924, 7509905, 15019810, 30039620]

約数ペア:

[(1, 30039620), (2, 15019810), (4, 7509905), (5, 6007924), (10, 3003962), (13, 2310740), (20, 1501981), (26, 1155370), (31, 969020), (52, 577685), (62, 484510), (65, 462148), (124, 242255), (130, 231074), (155, 193804), (260, 115537), (310, 96902), (403, 74540), (620, 48451), (806, 37270), (1612, 18635), (2015, 14908), (3727, 8060), (4030, 7454)]