2243312720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2549219}}^1$

素因数の和:2549243

約数の個数: 40

約数和(自身を含む): 5689859040

約数和(自身を除く): 3446546320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2549219, 5098438, 10196876, 12746095, 20393752, 25492190, 28041409, 40787504, 50984380, 56082818, 101968760, 112165636, 140207045, 203937520, 224331272, 280414090, 448662544, 560828180, 1121656360, 2243312720]

約数ペア:

[(1, 2243312720), (2, 1121656360), (4, 560828180), (5, 448662544), (8, 280414090), (10, 224331272), (11, 203937520), (16, 140207045), (20, 112165636), (22, 101968760), (40, 56082818), (44, 50984380), (55, 40787504), (80, 28041409), (88, 25492190), (110, 20393752), (176, 12746095), (220, 10196876), (440, 5098438), (880, 2549219)]