206869580

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{241}}^1\times {\mathrm{257}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 440548416

約数和(自身を除く): 233678836

約数列:

[1, 2, 4, 5, 10, 20, 167, 241, 257, 334, 482, 514, 668, 835, 964, 1028, 1205, 1285, 1670, 2410, 2570, 3340, 4820, 5140, 40247, 42919, 61937, 80494, 85838, 123874, 160988, 171676, 201235, 214595, 247748, 309685, 402470, 429190, 619370, 804940, 858380, 1238740, 10343479, 20686958, 41373916, 51717395, 103434790, 206869580]

約数ペア:

[(1, 206869580), (2, 103434790), (4, 51717395), (5, 41373916), (10, 20686958), (20, 10343479), (167, 1238740), (241, 858380), (257, 804940), (334, 619370), (482, 429190), (514, 402470), (668, 309685), (835, 247748), (964, 214595), (1028, 201235), (1205, 171676), (1285, 160988), (1670, 123874), (2410, 85838), (2570, 80494), (3340, 61937), (4820, 42919), (5140, 40247)]