4538840

素因数分解:

$2^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{487}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 10277280

約数和(自身を除く): 5738440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 233, 466, 487, 932, 974, 1165, 1864, 1948, 2330, 2435, 3896, 4660, 4870, 9320, 9740, 19480, 113471, 226942, 453884, 567355, 907768, 1134710, 2269420, 4538840]

約数ペア:

[(1, 4538840), (2, 2269420), (4, 1134710), (5, 907768), (8, 567355), (10, 453884), (20, 226942), (40, 113471), (233, 19480), (466, 9740), (487, 9320), (932, 4870), (974, 4660), (1165, 3896), (1864, 2435), (1948, 2330)]