8239371820

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{457}}^1\times {\mathrm{10861}}^1$

素因数の和:11410

約数の個数: 48

約数和(自身を含む): 17551080288

約数和(自身を除く): 9311708468

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 457, 830, 914, 1660, 1828, 2285, 4570, 9140, 10861, 21722, 37931, 43444, 54305, 75862, 108610, 151724, 189655, 217220, 379310, 758620, 901463, 1802926, 3605852, 4507315, 4963477, 9014630, 9926954, 18029260, 19853908, 24817385, 49634770, 99269540, 411968591, 823937182, 1647874364, 2059842955, 4119685910, 8239371820]

約数ペア:

[(1, 8239371820), (2, 4119685910), (4, 2059842955), (5, 1647874364), (10, 823937182), (20, 411968591), (83, 99269540), (166, 49634770), (332, 24817385), (415, 19853908), (457, 18029260), (830, 9926954), (914, 9014630), (1660, 4963477), (1828, 4507315), (2285, 3605852), (4570, 1802926), (9140, 901463), (10861, 758620), (21722, 379310), (37931, 217220), (43444, 189655), (54305, 151724), (75862, 108610)]