86389040

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{9907}}^1$

素因数の和:10029

約数の個数: 40

約数和(自身を含む): 202717680

約数和(自身を除く): 116328640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 9907, 19814, 39628, 49535, 79256, 99070, 158512, 198140, 396280, 792560, 1079863, 2159726, 4319452, 5399315, 8638904, 10798630, 17277808, 21597260, 43194520, 86389040]

約数ペア:

[(1, 86389040), (2, 43194520), (4, 21597260), (5, 17277808), (8, 10798630), (10, 8638904), (16, 5399315), (20, 4319452), (40, 2159726), (80, 1079863), (109, 792560), (218, 396280), (436, 198140), (545, 158512), (872, 99070), (1090, 79256), (1744, 49535), (2180, 39628), (4360, 19814), (8720, 9907)]