16806460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{967}}^1$

素因数の和:1066

約数の個数: 48

約数和(自身を含む): 39029760

約数和(自身を除く): 22223300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 967, 1580, 1738, 1934, 3476, 3868, 4345, 4835, 8690, 9670, 10637, 17380, 19340, 21274, 42548, 53185, 76393, 106370, 152786, 212740, 305572, 381965, 763930, 840323, 1527860, 1680646, 3361292, 4201615, 8403230, 16806460]

約数ペア:

[(1, 16806460), (2, 8403230), (4, 4201615), (5, 3361292), (10, 1680646), (11, 1527860), (20, 840323), (22, 763930), (44, 381965), (55, 305572), (79, 212740), (110, 152786), (158, 106370), (220, 76393), (316, 53185), (395, 42548), (790, 21274), (869, 19340), (967, 17380), (1580, 10637), (1738, 9670), (1934, 8690), (3476, 4835), (3868, 4345)]