2054403810

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61861}}^1$

素因数の和:61921

約数の個数: 80

約数和(自身を含む): 5658888312

約数和(自身を除く): 3604484502

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 81, 82, 90, 123, 135, 162, 205, 246, 270, 369, 405, 410, 615, 738, 810, 1107, 1230, 1845, 2214, 3321, 3690, 5535, 6642, 11070, 16605, 33210, 61861, 123722, 185583, 309305, 371166, 556749, 618610, 927915, 1113498, 1670247, 1855830, 2536301, 2783745, 3340494, 5010741, 5072602, 5567490, 7608903, 8351235, 10021482, 12681505, 15217806, 16702470, 22826709, 25053705, 25363010, 38044515, 45653418, 50107410, 68480127, 76089030, 114133545, 136960254, 205440381, 228267090, 342400635, 410880762, 684801270, 1027201905, 2054403810]

約数ペア:

[(1, 2054403810), (2, 1027201905), (3, 684801270), (5, 410880762), (6, 342400635), (9, 228267090), (10, 205440381), (15, 136960254), (18, 114133545), (27, 76089030), (30, 68480127), (41, 50107410), (45, 45653418), (54, 38044515), (81, 25363010), (82, 25053705), (90, 22826709), (123, 16702470), (135, 15217806), (162, 12681505), (205, 10021482), (246, 8351235), (270, 7608903), (369, 5567490), (405, 5072602), (410, 5010741), (615, 3340494), (738, 2783745), (810, 2536301), (1107, 1855830), (1230, 1670247), (1845, 1113498), (2214, 927915), (3321, 618610), (3690, 556749), (5535, 371166), (6642, 309305), (11070, 185583), (16605, 123722), (33210, 61861)]