12043240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 29963520

約数和(自身を除く): 17920280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 202, 220, 271, 404, 440, 505, 542, 808, 1010, 1084, 1111, 1355, 2020, 2168, 2222, 2710, 2981, 4040, 4444, 5420, 5555, 5962, 8888, 10840, 11110, 11924, 14905, 22220, 23848, 27371, 29810, 44440, 54742, 59620, 109484, 119240, 136855, 218968, 273710, 301081, 547420, 602162, 1094840, 1204324, 1505405, 2408648, 3010810, 6021620, 12043240]

約数ペア:

[(1, 12043240), (2, 6021620), (4, 3010810), (5, 2408648), (8, 1505405), (10, 1204324), (11, 1094840), (20, 602162), (22, 547420), (40, 301081), (44, 273710), (55, 218968), (88, 136855), (101, 119240), (110, 109484), (202, 59620), (220, 54742), (271, 44440), (404, 29810), (440, 27371), (505, 23848), (542, 22220), (808, 14905), (1010, 11924), (1084, 11110), (1111, 10840), (1355, 8888), (2020, 5962), (2168, 5555), (2222, 5420), (2710, 4444), (2981, 4040)]