30860420

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{5867}}^1$

素因数の和:6139

約数の個数: 24

約数和(自身を含む): 65064384

約数和(自身を除く): 34203964

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 5867, 11734, 23468, 29335, 58670, 117340, 1543021, 3086042, 6172084, 7715105, 15430210, 30860420]

約数ペア:

[(1, 30860420), (2, 15430210), (4, 7715105), (5, 6172084), (10, 3086042), (20, 1543021), (263, 117340), (526, 58670), (1052, 29335), (1315, 23468), (2630, 11734), (5260, 5867)]