12189880

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1579}}^1$

素因数の和:1783

約数の個数: 32

約数和(自身を含む): 27586800

約数和(自身を除く): 15396920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1579, 1930, 3158, 3860, 6316, 7720, 7895, 12632, 15790, 31580, 63160, 304747, 609494, 1218988, 1523735, 2437976, 3047470, 6094940, 12189880]

約数ペア:

[(1, 12189880), (2, 6094940), (4, 3047470), (5, 2437976), (8, 1523735), (10, 1218988), (20, 609494), (40, 304747), (193, 63160), (386, 31580), (772, 15790), (965, 12632), (1544, 7895), (1579, 7720), (1930, 6316), (3158, 3860)]