20596862020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6396541}}^1$

素因数の和:6396580

約数の個数: 48

約数和(自身を含む): 51581714688

約数和(自身を除く): 30984852668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 6396541, 12793082, 25586164, 31982705, 44775787, 63965410, 89551574, 127930820, 147120443, 179103148, 223878935, 294240886, 447757870, 588481772, 735602215, 895515740, 1029843101, 1471204430, 2059686202, 2942408860, 4119372404, 5149215505, 10298431010, 20596862020]

約数ペア:

[(1, 20596862020), (2, 10298431010), (4, 5149215505), (5, 4119372404), (7, 2942408860), (10, 2059686202), (14, 1471204430), (20, 1029843101), (23, 895515740), (28, 735602215), (35, 588481772), (46, 447757870), (70, 294240886), (92, 223878935), (115, 179103148), (140, 147120443), (161, 127930820), (230, 89551574), (322, 63965410), (460, 44775787), (644, 31982705), (805, 25586164), (1610, 12793082), (3220, 6396541)]