10904180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1097}}^1$

素因数の和:1184

約数の個数: 48

約数和(自身を含む): 26562816

約数和(自身を除く): 15658636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1097, 1420, 1988, 2194, 2485, 4388, 4970, 5485, 7679, 9940, 10970, 15358, 21940, 30716, 38395, 76790, 77887, 153580, 155774, 311548, 389435, 545209, 778870, 1090418, 1557740, 2180836, 2726045, 5452090, 10904180]

約数ペア:

[(1, 10904180), (2, 5452090), (4, 2726045), (5, 2180836), (7, 1557740), (10, 1090418), (14, 778870), (20, 545209), (28, 389435), (35, 311548), (70, 155774), (71, 153580), (140, 77887), (142, 76790), (284, 38395), (355, 30716), (497, 21940), (710, 15358), (994, 10970), (1097, 9940), (1420, 7679), (1988, 5485), (2194, 4970), (2485, 4388)]