12574810

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 23328000

約数和(自身を除く): 10753190

約数列:

[1, 2, 5, 10, 71, 89, 142, 178, 199, 355, 398, 445, 710, 890, 995, 1990, 6319, 12638, 14129, 17711, 28258, 31595, 35422, 63190, 70645, 88555, 141290, 177110, 1257481, 2514962, 6287405, 12574810]

約数ペア:

[(1, 12574810), (2, 6287405), (5, 2514962), (10, 1257481), (71, 177110), (89, 141290), (142, 88555), (178, 70645), (199, 63190), (355, 35422), (398, 31595), (445, 28258), (710, 17711), (890, 14129), (995, 12638), (1990, 6319)]