57020180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{407287}}^1$

素因数の和:407303

約数の個数: 24

約数和(自身を含む): 136848768

約数和(自身を除く): 79828588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 407287, 814574, 1629148, 2036435, 2851009, 4072870, 5702018, 8145740, 11404036, 14255045, 28510090, 57020180]

約数ペア:

[(1, 57020180), (2, 28510090), (4, 14255045), (5, 11404036), (7, 8145740), (10, 5702018), (14, 4072870), (20, 2851009), (28, 2036435), (35, 1629148), (70, 814574), (140, 407287)]