20297960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{22063}}^1$

素因数の和:22097

約数の個数: 32

約数和(自身を含む): 47658240

約数和(自身を除く): 27360280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 22063, 44126, 88252, 110315, 176504, 220630, 441260, 507449, 882520, 1014898, 2029796, 2537245, 4059592, 5074490, 10148980, 20297960]

約数ペア:

[(1, 20297960), (2, 10148980), (4, 5074490), (5, 4059592), (8, 2537245), (10, 2029796), (20, 1014898), (23, 882520), (40, 507449), (46, 441260), (92, 220630), (115, 176504), (184, 110315), (230, 88252), (460, 44126), (920, 22063)]