2017068980

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{9161}}^1$

素因数の和:9380

約数の個数: 48

約数和(自身を含む): 4317500880

約数和(自身を除く): 2300431900

約数列:

[1, 2, 4, 5, 10, 20, 101, 109, 202, 218, 404, 436, 505, 545, 1010, 1090, 2020, 2180, 9161, 11009, 18322, 22018, 36644, 44036, 45805, 55045, 91610, 110090, 183220, 220180, 925261, 998549, 1850522, 1997098, 3701044, 3994196, 4626305, 4992745, 9252610, 9985490, 18505220, 19970980, 100853449, 201706898, 403413796, 504267245, 1008534490, 2017068980]

約数ペア:

[(1, 2017068980), (2, 1008534490), (4, 504267245), (5, 403413796), (10, 201706898), (20, 100853449), (101, 19970980), (109, 18505220), (202, 9985490), (218, 9252610), (404, 4992745), (436, 4626305), (505, 3994196), (545, 3701044), (1010, 1997098), (1090, 1850522), (2020, 998549), (2180, 925261), (9161, 220180), (11009, 183220), (18322, 110090), (22018, 91610), (36644, 55045), (44036, 45805)]