12760870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 24105600

約数和(自身を除く): 11344730

約数列:

[1, 2, 5, 10, 29, 58, 79, 145, 158, 290, 395, 557, 790, 1114, 2291, 2785, 4582, 5570, 11455, 16153, 22910, 32306, 44003, 80765, 88006, 161530, 220015, 440030, 1276087, 2552174, 6380435, 12760870]

約数ペア:

[(1, 12760870), (2, 6380435), (5, 2552174), (10, 1276087), (29, 440030), (58, 220015), (79, 161530), (145, 88006), (158, 80765), (290, 44003), (395, 32306), (557, 22910), (790, 16153), (1114, 11455), (2291, 5570), (2785, 4582)]