980720620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1523}}^1\times {\mathrm{2927}}^1$

素因数の和:4470

約数の個数: 48

約数和(自身を含む): 2248985088

約数和(自身を除く): 1268264468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1523, 2927, 3046, 5854, 6092, 7615, 11708, 14635, 15230, 16753, 29270, 30460, 32197, 33506, 58540, 64394, 67012, 83765, 128788, 160985, 167530, 321970, 335060, 643940, 4457821, 8915642, 17831284, 22289105, 44578210, 49036031, 89156420, 98072062, 196144124, 245180155, 490360310, 980720620]

約数ペア:

[(1, 980720620), (2, 490360310), (4, 245180155), (5, 196144124), (10, 98072062), (11, 89156420), (20, 49036031), (22, 44578210), (44, 22289105), (55, 17831284), (110, 8915642), (220, 4457821), (1523, 643940), (2927, 335060), (3046, 321970), (5854, 167530), (6092, 160985), (7615, 128788), (11708, 83765), (14635, 67012), (15230, 64394), (16753, 58540), (29270, 33506), (30460, 32197)]