2238897520

素因数分解:

$2^4\times 5^1\times {\mathrm{27986219}}^1$

素因数の和:27986232

約数の個数: 20

約数和(自身を含む): 5205436920

約数和(自身を除く): 2966539400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27986219, 55972438, 111944876, 139931095, 223889752, 279862190, 447779504, 559724380, 1119448760, 2238897520]

約数ペア:

[(1, 2238897520), (2, 1119448760), (4, 559724380), (5, 447779504), (8, 279862190), (10, 223889752), (16, 139931095), (20, 111944876), (40, 55972438), (80, 27986219)]