642255790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5838689}}^1$

素因数の和:5838707

約数の個数: 16

約数和(自身を含む): 1261157040

約数和(自身を除く): 618901250

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 5838689, 11677378, 29193445, 58386890, 64225579, 128451158, 321127895, 642255790]

約数ペア:

[(1, 642255790), (2, 321127895), (5, 128451158), (10, 64225579), (11, 58386890), (22, 29193445), (55, 11677378), (110, 5838689)]