1225034840

素因数分解:

$2^3\times 5^1\times {\mathrm{30625871}}^1$

素因数の和:30625882

約数の個数: 16

約数和(自身を含む): 2756328480

約数和(自身を除く): 1531293640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 30625871, 61251742, 122503484, 153129355, 245006968, 306258710, 612517420, 1225034840]

約数ペア:

[(1, 1225034840), (2, 612517420), (4, 306258710), (5, 245006968), (8, 153129355), (10, 122503484), (20, 61251742), (40, 30625871)]