1990240410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{5581}}^1\times {\mathrm{11887}}^1$

素因数の和:17478

約数の個数: 32

約数和(自身を含む): 4777834752

約数和(自身を除く): 2787594342

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 5581, 11162, 11887, 16743, 23774, 27905, 33486, 35661, 55810, 59435, 71322, 83715, 118870, 167430, 178305, 356610, 66341347, 132682694, 199024041, 331706735, 398048082, 663413470, 995120205, 1990240410]

約数ペア:

[(1, 1990240410), (2, 995120205), (3, 663413470), (5, 398048082), (6, 331706735), (10, 199024041), (15, 132682694), (30, 66341347), (5581, 356610), (11162, 178305), (11887, 167430), (16743, 118870), (23774, 83715), (27905, 71322), (33486, 59435), (35661, 55810)]