120820760

素因数分解:

$2^3\times 5^1\times {\mathrm{719}}^1\times {\mathrm{4201}}^1$

素因数の和:4931

約数の個数: 32

約数和(自身を含む): 272289600

約数和(自身を除く): 151468840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 719, 1438, 2876, 3595, 4201, 5752, 7190, 8402, 14380, 16804, 21005, 28760, 33608, 42010, 84020, 168040, 3020519, 6041038, 12082076, 15102595, 24164152, 30205190, 60410380, 120820760]

約数ペア:

[(1, 120820760), (2, 60410380), (4, 30205190), (5, 24164152), (8, 15102595), (10, 12082076), (20, 6041038), (40, 3020519), (719, 168040), (1438, 84020), (2876, 42010), (3595, 33608), (4201, 28760), (5752, 21005), (7190, 16804), (8402, 14380)]