946484780

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1\times {\mathrm{1697}}^1$

素因数の和:2138

約数の個数: 48

約数和(自身を含む): 2019669120

約数和(自身を除く): 1073184340

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 353, 395, 706, 790, 1412, 1580, 1697, 1765, 3394, 3530, 6788, 7060, 8485, 16970, 27887, 33940, 55774, 111548, 134063, 139435, 268126, 278870, 536252, 557740, 599041, 670315, 1198082, 1340630, 2396164, 2681260, 2995205, 5990410, 11980820, 47324239, 94648478, 189296956, 236621195, 473242390, 946484780]

約数ペア:

[(1, 946484780), (2, 473242390), (4, 236621195), (5, 189296956), (10, 94648478), (20, 47324239), (79, 11980820), (158, 5990410), (316, 2995205), (353, 2681260), (395, 2396164), (706, 1340630), (790, 1198082), (1412, 670315), (1580, 599041), (1697, 557740), (1765, 536252), (3394, 278870), (3530, 268126), (6788, 139435), (7060, 134063), (8485, 111548), (16970, 55774), (27887, 33940)]