31909990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{607}}^1\times {\mathrm{751}}^1$

素因数の和:1372

約数の個数: 32

約数和(自身を含む): 65839104

約数和(自身を除く): 33929114

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 607, 751, 1214, 1502, 3035, 3755, 4249, 5257, 6070, 7510, 8498, 10514, 21245, 26285, 42490, 52570, 455857, 911714, 2279285, 3190999, 4558570, 6381998, 15954995, 31909990]

約数ペア:

[(1, 31909990), (2, 15954995), (5, 6381998), (7, 4558570), (10, 3190999), (14, 2279285), (35, 911714), (70, 455857), (607, 52570), (751, 42490), (1214, 26285), (1502, 21245), (3035, 10514), (3755, 8498), (4249, 7510), (5257, 6070)]