108490840

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{38201}}^1$

素因数の和:38283

約数の個数: 32

約数和(自身を含む): 247548960

約数和(自身を除く): 139058120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 38201, 76402, 152804, 191005, 305608, 382010, 764020, 1528040, 2712271, 5424542, 10849084, 13561355, 21698168, 27122710, 54245420, 108490840]

約数ペア:

[(1, 108490840), (2, 54245420), (4, 27122710), (5, 21698168), (8, 13561355), (10, 10849084), (20, 5424542), (40, 2712271), (71, 1528040), (142, 764020), (284, 382010), (355, 305608), (568, 191005), (710, 152804), (1420, 76402), (2840, 38201)]