2047420

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{613}}^1$

素因数の和:789

約数の個数: 24

約数和(自身を含む): 4332384

約数和(自身を除く): 2284964

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 613, 668, 835, 1226, 1670, 2452, 3065, 3340, 6130, 12260, 102371, 204742, 409484, 511855, 1023710, 2047420]

約数ペア:

[(1, 2047420), (2, 1023710), (4, 511855), (5, 409484), (10, 204742), (20, 102371), (167, 12260), (334, 6130), (613, 3340), (668, 3065), (835, 2452), (1226, 1670)]