123961640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2633}}^1$

素因数の和:2762

約数の個数: 64

約数和(自身を含む): 307229760

約数和(自身を除く): 183268120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 107, 110, 214, 220, 428, 440, 535, 856, 1070, 1177, 2140, 2354, 2633, 4280, 4708, 5266, 5885, 9416, 10532, 11770, 13165, 21064, 23540, 26330, 28963, 47080, 52660, 57926, 105320, 115852, 144815, 231704, 281731, 289630, 563462, 579260, 1126924, 1158520, 1408655, 2253848, 2817310, 3099041, 5634620, 6198082, 11269240, 12396164, 15495205, 24792328, 30990410, 61980820, 123961640]

約数ペア:

[(1, 123961640), (2, 61980820), (4, 30990410), (5, 24792328), (8, 15495205), (10, 12396164), (11, 11269240), (20, 6198082), (22, 5634620), (40, 3099041), (44, 2817310), (55, 2253848), (88, 1408655), (107, 1158520), (110, 1126924), (214, 579260), (220, 563462), (428, 289630), (440, 281731), (535, 231704), (856, 144815), (1070, 115852), (1177, 105320), (2140, 57926), (2354, 52660), (2633, 47080), (4280, 28963), (4708, 26330), (5266, 23540), (5885, 21064), (9416, 13165), (10532, 11770)]