431369780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{709}}^1\times {\mathrm{1049}}^1$

素因数の和:1796

約数の個数: 48

約数和(自身を含む): 939330000

約数和(自身を除く): 507960220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 709, 1049, 1418, 2098, 2836, 3545, 4196, 5245, 7090, 10490, 14180, 20561, 20980, 30421, 41122, 60842, 82244, 102805, 121684, 152105, 205610, 304210, 411220, 608420, 743741, 1487482, 2974964, 3718705, 7437410, 14874820, 21568489, 43136978, 86273956, 107842445, 215684890, 431369780]

約数ペア:

[(1, 431369780), (2, 215684890), (4, 107842445), (5, 86273956), (10, 43136978), (20, 21568489), (29, 14874820), (58, 7437410), (116, 3718705), (145, 2974964), (290, 1487482), (580, 743741), (709, 608420), (1049, 411220), (1418, 304210), (2098, 205610), (2836, 152105), (3545, 121684), (4196, 102805), (5245, 82244), (7090, 60842), (10490, 41122), (14180, 30421), (20561, 20980)]