55716680

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{4957}}^1$

素因数の和:5249

約数の個数: 32

約数和(自身を含む): 125834040

約数和(自身を除く): 70117360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 4957, 5620, 9914, 11240, 19828, 24785, 39656, 49570, 99140, 198280, 1392917, 2785834, 5571668, 6964585, 11143336, 13929170, 27858340, 55716680]

約数ペア:

[(1, 55716680), (2, 27858340), (4, 13929170), (5, 11143336), (8, 6964585), (10, 5571668), (20, 2785834), (40, 1392917), (281, 198280), (562, 99140), (1124, 49570), (1405, 39656), (2248, 24785), (2810, 19828), (4957, 11240), (5620, 9914)]