90191112980

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{23610239}}^1$

素因数の和:23610439

約数の個数: 24

約数和(自身を含む): 190392975360

約数和(自身を除く): 100201862380

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 23610239, 47220478, 94440956, 118051195, 236102390, 472204780, 4509555649, 9019111298, 18038222596, 22547778245, 45095556490, 90191112980]

約数ペア:

[(1, 90191112980), (2, 45095556490), (4, 22547778245), (5, 18038222596), (10, 9019111298), (20, 4509555649), (191, 472204780), (382, 236102390), (764, 118051195), (955, 94440956), (1910, 47220478), (3820, 23610239)]