9640388620840

素因数分解:

$2^3\times 5^1\times {\mathrm{241009715521}}^1$

素因数の和:241009715532

約数の個数: 16

約数和(自身を含む): 21690874396980

約数和(自身を除く): 12050485776140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241009715521, 482019431042, 964038862084, 1205048577605, 1928077724168, 2410097155210, 4820194310420, 9640388620840]

約数ペア:

[(1, 9640388620840), (2, 4820194310420), (4, 2410097155210), (5, 1928077724168), (8, 1205048577605), (10, 964038862084), (20, 482019431042), (40, 241009715521)]