22814020

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2789}}^1$

素因数の和:3207

約数の個数: 24

約数和(自身を含む): 48043800

約数和(自身を除く): 25229780

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 2789, 4090, 5578, 8180, 11156, 13945, 27890, 55780, 1140701, 2281402, 4562804, 5703505, 11407010, 22814020]

約数ペア:

[(1, 22814020), (2, 11407010), (4, 5703505), (5, 4562804), (10, 2281402), (20, 1140701), (409, 55780), (818, 27890), (1636, 13945), (2045, 11156), (2789, 8180), (4090, 5578)]