13885880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8467}}^1$

素因数の和:8519

約数の個数: 32

約数和(自身を含む): 32009040

約数和(自身を除く): 18123160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 8467, 16934, 33868, 42335, 67736, 84670, 169340, 338680, 347147, 694294, 1388588, 1735735, 2777176, 3471470, 6942940, 13885880]

約数ペア:

[(1, 13885880), (2, 6942940), (4, 3471470), (5, 2777176), (8, 1735735), (10, 1388588), (20, 694294), (40, 347147), (41, 338680), (82, 169340), (164, 84670), (205, 67736), (328, 42335), (410, 33868), (820, 16934), (1640, 8467)]