20831760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{28933}}^1$

素因数の和:28952

約数の個数: 60

約数和(自身を含む): 69962412

約数和(自身を除く): 49130652

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 28933, 57866, 86799, 115732, 144665, 173598, 231464, 260397, 289330, 347196, 433995, 462928, 520794, 578660, 694392, 867990, 1041588, 1157320, 1301985, 1388784, 1735980, 2083176, 2314640, 2603970, 3471960, 4166352, 5207940, 6943920, 10415880, 20831760]

約数ペア:

[(1, 20831760), (2, 10415880), (3, 6943920), (4, 5207940), (5, 4166352), (6, 3471960), (8, 2603970), (9, 2314640), (10, 2083176), (12, 1735980), (15, 1388784), (16, 1301985), (18, 1157320), (20, 1041588), (24, 867990), (30, 694392), (36, 578660), (40, 520794), (45, 462928), (48, 433995), (60, 347196), (72, 289330), (80, 260397), (90, 231464), (120, 173598), (144, 144665), (180, 115732), (240, 86799), (360, 57866), (720, 28933)]