26702920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{367}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 64385280

約数和(自身を除く): 37682360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 107, 136, 170, 214, 340, 367, 428, 535, 680, 734, 856, 1070, 1468, 1819, 1835, 2140, 2936, 3638, 3670, 4280, 6239, 7276, 7340, 9095, 12478, 14552, 14680, 18190, 24956, 31195, 36380, 39269, 49912, 62390, 72760, 78538, 124780, 157076, 196345, 249560, 314152, 392690, 667573, 785380, 1335146, 1570760, 2670292, 3337865, 5340584, 6675730, 13351460, 26702920]

約数ペア:

[(1, 26702920), (2, 13351460), (4, 6675730), (5, 5340584), (8, 3337865), (10, 2670292), (17, 1570760), (20, 1335146), (34, 785380), (40, 667573), (68, 392690), (85, 314152), (107, 249560), (136, 196345), (170, 157076), (214, 124780), (340, 78538), (367, 72760), (428, 62390), (535, 49912), (680, 39269), (734, 36380), (856, 31195), (1070, 24956), (1468, 18190), (1819, 14680), (1835, 14552), (2140, 12478), (2936, 9095), (3638, 7340), (3670, 7276), (4280, 6239)]