13620860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{613}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 31564512

約数和(自身を除く): 17943652

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 613, 1010, 1111, 1226, 2020, 2222, 2452, 3065, 4444, 5555, 6130, 6743, 11110, 12260, 13486, 22220, 26972, 33715, 61913, 67430, 123826, 134860, 247652, 309565, 619130, 681043, 1238260, 1362086, 2724172, 3405215, 6810430, 13620860]

約数ペア:

[(1, 13620860), (2, 6810430), (4, 3405215), (5, 2724172), (10, 1362086), (11, 1238260), (20, 681043), (22, 619130), (44, 309565), (55, 247652), (101, 134860), (110, 123826), (202, 67430), (220, 61913), (404, 33715), (505, 26972), (613, 22220), (1010, 13486), (1111, 12260), (1226, 11110), (2020, 6743), (2222, 6130), (2452, 5555), (3065, 4444)]