137252420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{167381}}^1$

素因数の和:167431

約数の個数: 24

約数和(自身を含む): 295261848

約数和(自身を除く): 158009428

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 167381, 334762, 669524, 836905, 1673810, 3347620, 6862621, 13725242, 27450484, 34313105, 68626210, 137252420]

約数ペア:

[(1, 137252420), (2, 68626210), (4, 34313105), (5, 27450484), (10, 13725242), (20, 6862621), (41, 3347620), (82, 1673810), (164, 836905), (205, 669524), (410, 334762), (820, 167381)]