8139740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1097}}^1$

素因数の和:1166

約数の個数: 48

約数和(自身を含む): 19922112

約数和(自身を除く): 11782372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1097, 1484, 1855, 2194, 3710, 4388, 5485, 7420, 7679, 10970, 15358, 21940, 30716, 38395, 58141, 76790, 116282, 153580, 232564, 290705, 406987, 581410, 813974, 1162820, 1627948, 2034935, 4069870, 8139740]

約数ペア:

[(1, 8139740), (2, 4069870), (4, 2034935), (5, 1627948), (7, 1162820), (10, 813974), (14, 581410), (20, 406987), (28, 290705), (35, 232564), (53, 153580), (70, 116282), (106, 76790), (140, 58141), (212, 38395), (265, 30716), (371, 21940), (530, 15358), (742, 10970), (1060, 7679), (1097, 7420), (1484, 5485), (1855, 4388), (2194, 3710)]