17913760

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1087}}^1$

素因数の和:1205

約数の個数: 48

約数和(自身を含む): 42771456

約数和(自身を除く): 24857696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 515, 824, 1030, 1087, 1648, 2060, 2174, 3296, 4120, 4348, 5435, 8240, 8696, 10870, 16480, 17392, 21740, 34784, 43480, 86960, 111961, 173920, 223922, 447844, 559805, 895688, 1119610, 1791376, 2239220, 3582752, 4478440, 8956880, 17913760]

約数ペア:

[(1, 17913760), (2, 8956880), (4, 4478440), (5, 3582752), (8, 2239220), (10, 1791376), (16, 1119610), (20, 895688), (32, 559805), (40, 447844), (80, 223922), (103, 173920), (160, 111961), (206, 86960), (412, 43480), (515, 34784), (824, 21740), (1030, 17392), (1087, 16480), (1648, 10870), (2060, 8696), (2174, 8240), (3296, 5435), (4120, 4348)]