12116920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 29315520

約数和(自身を除く): 17198600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 103, 136, 170, 173, 206, 340, 346, 412, 515, 680, 692, 824, 865, 1030, 1384, 1730, 1751, 2060, 2941, 3460, 3502, 4120, 5882, 6920, 7004, 8755, 11764, 14008, 14705, 17510, 17819, 23528, 29410, 35020, 35638, 58820, 70040, 71276, 89095, 117640, 142552, 178190, 302923, 356380, 605846, 712760, 1211692, 1514615, 2423384, 3029230, 6058460, 12116920]

約数ペア:

[(1, 12116920), (2, 6058460), (4, 3029230), (5, 2423384), (8, 1514615), (10, 1211692), (17, 712760), (20, 605846), (34, 356380), (40, 302923), (68, 178190), (85, 142552), (103, 117640), (136, 89095), (170, 71276), (173, 70040), (206, 58820), (340, 35638), (346, 35020), (412, 29410), (515, 23528), (680, 17819), (692, 17510), (824, 14705), (865, 14008), (1030, 11764), (1384, 8755), (1730, 7004), (1751, 6920), (2060, 5882), (2941, 4120), (3460, 3502)]