17427280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1289}}^1$

素因数の和:1328

約数の個数: 60

約数和(自身を含む): 43909020

約数和(自身を除く): 26481740

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1289, 1352, 1690, 2578, 2704, 3380, 5156, 6445, 6760, 10312, 12890, 13520, 16757, 20624, 25780, 33514, 51560, 67028, 83785, 103120, 134056, 167570, 217841, 268112, 335140, 435682, 670280, 871364, 1089205, 1340560, 1742728, 2178410, 3485456, 4356820, 8713640, 17427280]

約数ペア:

[(1, 17427280), (2, 8713640), (4, 4356820), (5, 3485456), (8, 2178410), (10, 1742728), (13, 1340560), (16, 1089205), (20, 871364), (26, 670280), (40, 435682), (52, 335140), (65, 268112), (80, 217841), (104, 167570), (130, 134056), (169, 103120), (208, 83785), (260, 67028), (338, 51560), (520, 33514), (676, 25780), (845, 20624), (1040, 16757), (1289, 13520), (1352, 12890), (1690, 10312), (2578, 6760), (2704, 6445), (3380, 5156)]