20346874490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{227111}}^1$

素因数の和:227183

約数の個数: 48

約数和(自身を含む): 40160669184

約数和(自身を除く): 19813794694

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 289, 310, 527, 578, 1054, 1445, 2635, 2890, 5270, 8959, 17918, 44795, 89590, 227111, 454222, 1135555, 2271110, 3860887, 7040441, 7721774, 14080882, 19304435, 35202205, 38608870, 65635079, 70404410, 119687497, 131270158, 239374994, 328175395, 598437485, 656350790, 1196874970, 2034687449, 4069374898, 10173437245, 20346874490]

約数ペア:

[(1, 20346874490), (2, 10173437245), (5, 4069374898), (10, 2034687449), (17, 1196874970), (31, 656350790), (34, 598437485), (62, 328175395), (85, 239374994), (155, 131270158), (170, 119687497), (289, 70404410), (310, 65635079), (527, 38608870), (578, 35202205), (1054, 19304435), (1445, 14080882), (2635, 7721774), (2890, 7040441), (5270, 3860887), (8959, 2271110), (17918, 1135555), (44795, 454222), (89590, 227111)]