8207870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:161

約数の個数: 64

約数和(自身を含む): 17418240

約数和(自身を除く): 9210370

約数列:

[1, 2, 5, 10, 11, 22, 29, 31, 55, 58, 62, 83, 110, 145, 155, 166, 290, 310, 319, 341, 415, 638, 682, 830, 899, 913, 1595, 1705, 1798, 1826, 2407, 2573, 3190, 3410, 4495, 4565, 4814, 5146, 8990, 9130, 9889, 12035, 12865, 19778, 24070, 25730, 26477, 28303, 49445, 52954, 56606, 74617, 98890, 132385, 141515, 149234, 264770, 283030, 373085, 746170, 820787, 1641574, 4103935, 8207870]

約数ペア:

[(1, 8207870), (2, 4103935), (5, 1641574), (10, 820787), (11, 746170), (22, 373085), (29, 283030), (31, 264770), (55, 149234), (58, 141515), (62, 132385), (83, 98890), (110, 74617), (145, 56606), (155, 52954), (166, 49445), (290, 28303), (310, 26477), (319, 25730), (341, 24070), (415, 19778), (638, 12865), (682, 12035), (830, 9889), (899, 9130), (913, 8990), (1595, 5146), (1705, 4814), (1798, 4565), (1826, 4495), (2407, 3410), (2573, 3190)]