1640283370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{74933}}^1$

素因数の和:75150

約数の個数: 32

約数和(自身を含む): 3237148800

約数和(自身を除く): 1596865430

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199, 398, 995, 1990, 2189, 4378, 10945, 21890, 74933, 149866, 374665, 749330, 824263, 1648526, 4121315, 8242630, 14911667, 29823334, 74558335, 149116670, 164028337, 328056674, 820141685, 1640283370]

約数ペア:

[(1, 1640283370), (2, 820141685), (5, 328056674), (10, 164028337), (11, 149116670), (22, 74558335), (55, 29823334), (110, 14911667), (199, 8242630), (398, 4121315), (995, 1648526), (1990, 824263), (2189, 749330), (4378, 374665), (10945, 149866), (21890, 74933)]