30379840

素因数分解:

$2^6\times 5^1\times {\mathrm{139}}^1\times {\mathrm{683}}^1$

素因数の和:839

約数の個数: 56

約数和(自身を含む): 72969120

約数和(自身を除く): 42589280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 139, 160, 278, 320, 556, 683, 695, 1112, 1366, 1390, 2224, 2732, 2780, 3415, 4448, 5464, 5560, 6830, 8896, 10928, 11120, 13660, 21856, 22240, 27320, 43712, 44480, 54640, 94937, 109280, 189874, 218560, 379748, 474685, 759496, 949370, 1518992, 1898740, 3037984, 3797480, 6075968, 7594960, 15189920, 30379840]

約数ペア:

[(1, 30379840), (2, 15189920), (4, 7594960), (5, 6075968), (8, 3797480), (10, 3037984), (16, 1898740), (20, 1518992), (32, 949370), (40, 759496), (64, 474685), (80, 379748), (139, 218560), (160, 189874), (278, 109280), (320, 94937), (556, 54640), (683, 44480), (695, 43712), (1112, 27320), (1366, 22240), (1390, 21856), (2224, 13660), (2732, 11120), (2780, 10928), (3415, 8896), (4448, 6830), (5464, 5560)]