20344030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1783}}^1$

素因数の和:1960

約数の個数: 32

約数和(自身を含む): 42130944

約数和(自身を除く): 21786914

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 163, 326, 815, 1141, 1630, 1783, 2282, 3566, 5705, 8915, 11410, 12481, 17830, 24962, 62405, 124810, 290629, 581258, 1453145, 2034403, 2906290, 4068806, 10172015, 20344030]

約数ペア:

[(1, 20344030), (2, 10172015), (5, 4068806), (7, 2906290), (10, 2034403), (14, 1453145), (35, 581258), (70, 290629), (163, 124810), (326, 62405), (815, 24962), (1141, 17830), (1630, 12481), (1783, 11410), (2282, 8915), (3566, 5705)]