16297640

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1931}}^1$

素因数の和:2153

約数の個数: 32

約数和(自身を含む): 36862560

約数和(自身を除く): 20564920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 1931, 2110, 3862, 4220, 7724, 8440, 9655, 15448, 19310, 38620, 77240, 407441, 814882, 1629764, 2037205, 3259528, 4074410, 8148820, 16297640]

約数ペア:

[(1, 16297640), (2, 8148820), (4, 4074410), (5, 3259528), (8, 2037205), (10, 1629764), (20, 814882), (40, 407441), (211, 77240), (422, 38620), (844, 19310), (1055, 15448), (1688, 9655), (1931, 8440), (2110, 7724), (3862, 4220)]