2839473890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{363569}}^1$

素因数の和:363658

約数の個数: 32

約数和(自身を含む): 5654240640

約数和(自身を除く): 2814766750

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 363569, 727138, 1817845, 3635690, 3999259, 7998518, 19996295, 25813399, 39992590, 51626798, 129066995, 258133990, 283947389, 567894778, 1419736945, 2839473890]

約数ペア:

[(1, 2839473890), (2, 1419736945), (5, 567894778), (10, 283947389), (11, 258133990), (22, 129066995), (55, 51626798), (71, 39992590), (110, 25813399), (142, 19996295), (355, 7998518), (710, 3999259), (781, 3635690), (1562, 1817845), (3905, 727138), (7810, 363569)]