18155360

素因数分解:

$2^5\times 5^1\times {\mathrm{233}}^1\times {\mathrm{487}}^1$

素因数の和:735

約数の個数: 48

約数和(自身を含む): 43164576

約数和(自身を除く): 25009216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 233, 466, 487, 932, 974, 1165, 1864, 1948, 2330, 2435, 3728, 3896, 4660, 4870, 7456, 7792, 9320, 9740, 15584, 18640, 19480, 37280, 38960, 77920, 113471, 226942, 453884, 567355, 907768, 1134710, 1815536, 2269420, 3631072, 4538840, 9077680, 18155360]

約数ペア:

[(1, 18155360), (2, 9077680), (4, 4538840), (5, 3631072), (8, 2269420), (10, 1815536), (16, 1134710), (20, 907768), (32, 567355), (40, 453884), (80, 226942), (160, 113471), (233, 77920), (466, 38960), (487, 37280), (932, 19480), (974, 18640), (1165, 15584), (1864, 9740), (1948, 9320), (2330, 7792), (2435, 7456), (3728, 4870), (3896, 4660)]