203208740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{4159}}^1$

素因数の和:4524

約数の個数: 48

約数和(自身を含む): 489216000

約数和(自身を除く): 286007260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 349, 698, 1396, 1745, 2443, 3490, 4159, 4886, 6980, 8318, 9772, 12215, 16636, 20795, 24430, 29113, 41590, 48860, 58226, 83180, 116452, 145565, 291130, 582260, 1451491, 2902982, 5805964, 7257455, 10160437, 14514910, 20320874, 29029820, 40641748, 50802185, 101604370, 203208740]

約数ペア:

[(1, 203208740), (2, 101604370), (4, 50802185), (5, 40641748), (7, 29029820), (10, 20320874), (14, 14514910), (20, 10160437), (28, 7257455), (35, 5805964), (70, 2902982), (140, 1451491), (349, 582260), (698, 291130), (1396, 145565), (1745, 116452), (2443, 83180), (3490, 58226), (4159, 48860), (4886, 41590), (6980, 29113), (8318, 24430), (9772, 20795), (12215, 16636)]