39499760

素因数分解:

$2^4\times 5^1\times {\mathrm{493747}}^1$

素因数の和:493760

約数の個数: 20

約数和(自身を含む): 91837128

約数和(自身を除く): 52337368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 493747, 987494, 1974988, 2468735, 3949976, 4937470, 7899952, 9874940, 19749880, 39499760]

約数ペア:

[(1, 39499760), (2, 19749880), (4, 9874940), (5, 7899952), (8, 4937470), (10, 3949976), (16, 2468735), (20, 1974988), (40, 987494), (80, 493747)]