31274180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7703}}^1$

素因数の和:7748

約数の個数: 48

約数和(自身を含む): 77656320

約数和(自身を除く): 46382140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 7703, 15406, 30812, 38515, 53921, 77030, 107842, 154060, 215684, 223387, 269605, 446774, 539210, 893548, 1078420, 1116935, 1563709, 2233870, 3127418, 4467740, 6254836, 7818545, 15637090, 31274180]

約数ペア:

[(1, 31274180), (2, 15637090), (4, 7818545), (5, 6254836), (7, 4467740), (10, 3127418), (14, 2233870), (20, 1563709), (28, 1116935), (29, 1078420), (35, 893548), (58, 539210), (70, 446774), (116, 269605), (140, 223387), (145, 215684), (203, 154060), (290, 107842), (406, 77030), (580, 53921), (812, 38515), (1015, 30812), (2030, 15406), (4060, 7703)]