2008021210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{8501}}^1$

素因数の和:8623

約数の個数: 64

約数和(自身を含む): 4113607680

約数和(自身を除く): 2105586470

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 79, 115, 130, 158, 230, 299, 395, 598, 790, 1027, 1495, 1817, 2054, 2990, 3634, 5135, 8501, 9085, 10270, 17002, 18170, 23621, 42505, 47242, 85010, 110513, 118105, 195523, 221026, 236210, 391046, 552565, 671579, 977615, 1105130, 1343158, 1955230, 2541799, 3357895, 5083598, 6715790, 8730527, 12708995, 15446317, 17461054, 25417990, 30892634, 43652635, 77231585, 87305270, 154463170, 200802121, 401604242, 1004010605, 2008021210]

約数ペア:

[(1, 2008021210), (2, 1004010605), (5, 401604242), (10, 200802121), (13, 154463170), (23, 87305270), (26, 77231585), (46, 43652635), (65, 30892634), (79, 25417990), (115, 17461054), (130, 15446317), (158, 12708995), (230, 8730527), (299, 6715790), (395, 5083598), (598, 3357895), (790, 2541799), (1027, 1955230), (1495, 1343158), (1817, 1105130), (2054, 977615), (2990, 671579), (3634, 552565), (5135, 391046), (8501, 236210), (9085, 221026), (10270, 195523), (17002, 118105), (18170, 110513), (23621, 85010), (42505, 47242)]