54547640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{194813}}^1$

素因数の和:194831

約数の個数: 32

約数和(自身を含む): 140266080

約数和(自身を除く): 85718440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 194813, 389626, 779252, 974065, 1363691, 1558504, 1948130, 2727382, 3896260, 5454764, 6818455, 7792520, 10909528, 13636910, 27273820, 54547640]

約数ペア:

[(1, 54547640), (2, 27273820), (4, 13636910), (5, 10909528), (7, 7792520), (8, 6818455), (10, 5454764), (14, 3896260), (20, 2727382), (28, 1948130), (35, 1558504), (40, 1363691), (56, 974065), (70, 779252), (140, 389626), (280, 194813)]