20248835170

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1\times {\mathrm{643}}^1$

素因数の和:1099

約数の個数: 64

約数和(自身を含む): 37274307840

約数和(自身を除く): 17025472670

約数列:

[1, 2, 5, 10, 109, 167, 173, 218, 334, 346, 545, 643, 835, 865, 1090, 1286, 1670, 1730, 3215, 6430, 18203, 18857, 28891, 36406, 37714, 57782, 70087, 91015, 94285, 107381, 111239, 140174, 144455, 182030, 188570, 214762, 222478, 288910, 350435, 536905, 556195, 700870, 1073810, 1112390, 3149119, 6298238, 11704529, 12125051, 15745595, 18576913, 23409058, 24250102, 31491190, 37153826, 58522645, 60625255, 92884565, 117045290, 121250510, 185769130, 2024883517, 4049767034, 10124417585, 20248835170]

約数ペア:

[(1, 20248835170), (2, 10124417585), (5, 4049767034), (10, 2024883517), (109, 185769130), (167, 121250510), (173, 117045290), (218, 92884565), (334, 60625255), (346, 58522645), (545, 37153826), (643, 31491190), (835, 24250102), (865, 23409058), (1090, 18576913), (1286, 15745595), (1670, 12125051), (1730, 11704529), (3215, 6298238), (6430, 3149119), (18203, 1112390), (18857, 1073810), (28891, 700870), (36406, 556195), (37714, 536905), (57782, 350435), (70087, 288910), (91015, 222478), (94285, 214762), (107381, 188570), (111239, 182030), (140174, 144455)]