5401640

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1627}}^1$

素因数の和:1721

約数の個数: 32

約数和(自身を含む): 12307680

約数和(自身を除く): 6906040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1627, 1660, 3254, 3320, 6508, 8135, 13016, 16270, 32540, 65080, 135041, 270082, 540164, 675205, 1080328, 1350410, 2700820, 5401640]

約数ペア:

[(1, 5401640), (2, 2700820), (4, 1350410), (5, 1080328), (8, 675205), (10, 540164), (20, 270082), (40, 135041), (83, 65080), (166, 32540), (332, 16270), (415, 13016), (664, 8135), (830, 6508), (1627, 3320), (1660, 3254)]