16475620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{859}}^1$

素因数の和:1012

約数の個数: 48

約数和(自身を含む): 39876480

約数和(自身を除く): 23400860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 859, 959, 1370, 1718, 1918, 2740, 3436, 3836, 4295, 4795, 6013, 8590, 9590, 12026, 17180, 19180, 24052, 30065, 60130, 117683, 120260, 235366, 470732, 588415, 823781, 1176830, 1647562, 2353660, 3295124, 4118905, 8237810, 16475620]

約数ペア:

[(1, 16475620), (2, 8237810), (4, 4118905), (5, 3295124), (7, 2353660), (10, 1647562), (14, 1176830), (20, 823781), (28, 588415), (35, 470732), (70, 235366), (137, 120260), (140, 117683), (274, 60130), (548, 30065), (685, 24052), (859, 19180), (959, 17180), (1370, 12026), (1718, 9590), (1918, 8590), (2740, 6013), (3436, 4795), (3836, 4295)]