6649190

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 12545280

約数和(自身を除く): 5896090

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 241, 310, 445, 482, 890, 1205, 2410, 2759, 5518, 7471, 13795, 14942, 21449, 27590, 37355, 42898, 74710, 107245, 214490, 664919, 1329838, 3324595, 6649190]

約数ペア:

[(1, 6649190), (2, 3324595), (5, 1329838), (10, 664919), (31, 214490), (62, 107245), (89, 74710), (155, 42898), (178, 37355), (241, 27590), (310, 21449), (445, 14942), (482, 13795), (890, 7471), (1205, 5518), (2410, 2759)]