20599440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{85831}}^1$

素因数の和:85847

約数の個数: 40

約数和(自身を含む): 63859008

約数和(自身を除く): 43259568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 85831, 171662, 257493, 343324, 429155, 514986, 686648, 858310, 1029972, 1287465, 1373296, 1716620, 2059944, 2574930, 3433240, 4119888, 5149860, 6866480, 10299720, 20599440]

約数ペア:

[(1, 20599440), (2, 10299720), (3, 6866480), (4, 5149860), (5, 4119888), (6, 3433240), (8, 2574930), (10, 2059944), (12, 1716620), (15, 1373296), (16, 1287465), (20, 1029972), (24, 858310), (30, 686648), (40, 514986), (48, 429155), (60, 343324), (80, 257493), (120, 171662), (240, 85831)]