26857360

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3461}}^1$

素因数の和:3571

約数の個数: 40

約数和(自身を含む): 63105336

約数和(自身を除く): 36247976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3461, 3880, 6922, 7760, 13844, 17305, 27688, 34610, 55376, 69220, 138440, 276880, 335717, 671434, 1342868, 1678585, 2685736, 3357170, 5371472, 6714340, 13428680, 26857360]

約数ペア:

[(1, 26857360), (2, 13428680), (4, 6714340), (5, 5371472), (8, 3357170), (10, 2685736), (16, 1678585), (20, 1342868), (40, 671434), (80, 335717), (97, 276880), (194, 138440), (388, 69220), (485, 55376), (776, 34610), (970, 27688), (1552, 17305), (1940, 13844), (3461, 7760), (3880, 6922)]