1900681940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5590241}}^1$

素因数の和:5590267

約数の個数: 24

約数和(自身を含む): 4226222952

約数和(自身を除く): 2325541012

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 5590241, 11180482, 22360964, 27951205, 55902410, 95034097, 111804820, 190068194, 380136388, 475170485, 950340970, 1900681940]

約数ペア:

[(1, 1900681940), (2, 950340970), (4, 475170485), (5, 380136388), (10, 190068194), (17, 111804820), (20, 95034097), (34, 55902410), (68, 27951205), (85, 22360964), (170, 11180482), (340, 5590241)]