20167960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13627}}^1$

素因数の和:13675

約数の個数: 32

約数和(自身を含む): 46607760

約数和(自身を除く): 26439800

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 13627, 27254, 54508, 68135, 109016, 136270, 272540, 504199, 545080, 1008398, 2016796, 2520995, 4033592, 5041990, 10083980, 20167960]

約数ペア:

[(1, 20167960), (2, 10083980), (4, 5041990), (5, 4033592), (8, 2520995), (10, 2016796), (20, 1008398), (37, 545080), (40, 504199), (74, 272540), (148, 136270), (185, 109016), (296, 68135), (370, 54508), (740, 27254), (1480, 13627)]