2043458440

素因数分解:

$2^3\times 5^1\times {\mathrm{11113}}^1\times {\mathrm{4597}}^1$

素因数の和:15721

約数の個数: 32

約数和(自身を含む): 4599195480

約数和(自身を除く): 2555737040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4597, 9194, 11113, 18388, 22226, 22985, 36776, 44452, 45970, 55565, 88904, 91940, 111130, 183880, 222260, 444520, 51086461, 102172922, 204345844, 255432305, 408691688, 510864610, 1021729220, 2043458440]

約数ペア:

[(1, 2043458440), (2, 1021729220), (4, 510864610), (5, 408691688), (8, 255432305), (10, 204345844), (20, 102172922), (40, 51086461), (4597, 444520), (9194, 222260), (11113, 183880), (18388, 111130), (22226, 91940), (22985, 88904), (36776, 55565), (44452, 45970)]