193720520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{98837}}^1$

素因数の和:98862

約数の個数: 48

約数和(自身を含む): 507038940

約数和(自身を除く): 313318420

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, 98837, 197674, 395348, 494185, 691859, 790696, 988370, 1383718, 1976740, 2767436, 3459295, 3953480, 4843013, 5534872, 6918590, 9686026, 13837180, 19372052, 24215065, 27674360, 38744104, 48430130, 96860260, 193720520]

約数ペア:

[(1, 193720520), (2, 96860260), (4, 48430130), (5, 38744104), (7, 27674360), (8, 24215065), (10, 19372052), (14, 13837180), (20, 9686026), (28, 6918590), (35, 5534872), (40, 4843013), (49, 3953480), (56, 3459295), (70, 2767436), (98, 1976740), (140, 1383718), (196, 988370), (245, 790696), (280, 691859), (392, 494185), (490, 395348), (980, 197674), (1960, 98837)]