3896120

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{379}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 8823600

約数和(自身を除く): 4927480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 379, 514, 758, 1028, 1285, 1516, 1895, 2056, 2570, 3032, 3790, 5140, 7580, 10280, 15160, 97403, 194806, 389612, 487015, 779224, 974030, 1948060, 3896120]

約数ペア:

[(1, 3896120), (2, 1948060), (4, 974030), (5, 779224), (8, 487015), (10, 389612), (20, 194806), (40, 97403), (257, 15160), (379, 10280), (514, 7580), (758, 5140), (1028, 3790), (1285, 3032), (1516, 2570), (1895, 2056)]