10189840

素因数分解:

$2^4\times 5^1\times {\mathrm{127373}}^1$

素因数の和:127386

約数の個数: 20

約数和(自身を含む): 23691564

約数和(自身を除く): 13501724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127373, 254746, 509492, 636865, 1018984, 1273730, 2037968, 2547460, 5094920, 10189840]

約数ペア:

[(1, 10189840), (2, 5094920), (4, 2547460), (5, 2037968), (8, 1273730), (10, 1018984), (16, 636865), (20, 509492), (40, 254746), (80, 127373)]