17444960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8387}}^1$

素因数の和:8415

約数の個数: 48

約数和(自身を含む): 44389296

約数和(自身を除く): 26944336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 8387, 16774, 33548, 41935, 67096, 83870, 109031, 134192, 167740, 218062, 268384, 335480, 436124, 545155, 670960, 872248, 1090310, 1341920, 1744496, 2180620, 3488992, 4361240, 8722480, 17444960]

約数ペア:

[(1, 17444960), (2, 8722480), (4, 4361240), (5, 3488992), (8, 2180620), (10, 1744496), (13, 1341920), (16, 1090310), (20, 872248), (26, 670960), (32, 545155), (40, 436124), (52, 335480), (65, 268384), (80, 218062), (104, 167740), (130, 134192), (160, 109031), (208, 83870), (260, 67096), (416, 41935), (520, 33548), (1040, 16774), (2080, 8387)]