196561640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{446731}}^1$

素因数の和:446753

約数の個数: 32

約数和(自身を含む): 482470560

約数和(自身を除く): 285908920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 446731, 893462, 1786924, 2233655, 3573848, 4467310, 4914041, 8934620, 9828082, 17869240, 19656164, 24570205, 39312328, 49140410, 98280820, 196561640]

約数ペア:

[(1, 196561640), (2, 98280820), (4, 49140410), (5, 39312328), (8, 24570205), (10, 19656164), (11, 17869240), (20, 9828082), (22, 8934620), (40, 4914041), (44, 4467310), (55, 3573848), (88, 2233655), (110, 1786924), (220, 893462), (440, 446731)]