13788680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18143}}^1$

素因数の和:18173

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 18870520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 18143, 36286, 72572, 90715, 145144, 181430, 344717, 362860, 689434, 725720, 1378868, 1723585, 2757736, 3447170, 6894340, 13788680]

約数ペア:

[(1, 13788680), (2, 6894340), (4, 3447170), (5, 2757736), (8, 1723585), (10, 1378868), (19, 725720), (20, 689434), (38, 362860), (40, 344717), (76, 181430), (95, 145144), (152, 90715), (190, 72572), (380, 36286), (760, 18143)]