13929680

素因数分解:

$2^4\times 5^1\times {\mathrm{174121}}^1$

素因数の和:174134

約数の個数: 20

約数和(自身を含む): 32386692

約数和(自身を除く): 18457012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 174121, 348242, 696484, 870605, 1392968, 1741210, 2785936, 3482420, 6964840, 13929680]

約数ペア:

[(1, 13929680), (2, 6964840), (4, 3482420), (5, 2785936), (8, 1741210), (10, 1392968), (16, 870605), (20, 696484), (40, 348242), (80, 174121)]