39443620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4513}}^1$

素因数の和:4564

約数の個数: 48

約数和(自身を含む): 91002240

約数和(自身を除く): 51558620

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 4513, 8740, 9026, 18052, 22565, 45130, 85747, 90260, 103799, 171494, 207598, 342988, 415196, 428735, 518995, 857470, 1037990, 1714940, 1972181, 2075980, 3944362, 7888724, 9860905, 19721810, 39443620]

約数ペア:

[(1, 39443620), (2, 19721810), (4, 9860905), (5, 7888724), (10, 3944362), (19, 2075980), (20, 1972181), (23, 1714940), (38, 1037990), (46, 857470), (76, 518995), (92, 428735), (95, 415196), (115, 342988), (190, 207598), (230, 171494), (380, 103799), (437, 90260), (460, 85747), (874, 45130), (1748, 22565), (2185, 18052), (4370, 9026), (4513, 8740)]