11981480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{6113}}^1$

素因数の和:6138

約数の個数: 48

約数和(自身を含む): 31364820

約数和(自身を除く): 19383340

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 6113, 12226, 24452, 30565, 42791, 48904, 61130, 85582, 122260, 171164, 213955, 244520, 299537, 342328, 427910, 599074, 855820, 1198148, 1497685, 1711640, 2396296, 2995370, 5990740, 11981480]

約数ペア:

[(1, 11981480), (2, 5990740), (4, 2995370), (5, 2396296), (7, 1711640), (8, 1497685), (10, 1198148), (14, 855820), (20, 599074), (28, 427910), (35, 342328), (40, 299537), (49, 244520), (56, 213955), (70, 171164), (98, 122260), (140, 85582), (196, 61130), (245, 48904), (280, 42791), (392, 30565), (490, 24452), (980, 12226), (1960, 6113)]