187967920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{47951}}^1$

素因数の和:47978

約数の個数: 60

約数和(自身を含む): 508387104

約数和(自身を除く): 320419184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 47951, 95902, 191804, 239755, 335657, 383608, 479510, 671314, 767216, 959020, 1342628, 1678285, 1918040, 2349599, 2685256, 3356570, 3836080, 4699198, 5370512, 6713140, 9398396, 11747995, 13426280, 18796792, 23495990, 26852560, 37593584, 46991980, 93983960, 187967920]

約数ペア:

[(1, 187967920), (2, 93983960), (4, 46991980), (5, 37593584), (7, 26852560), (8, 23495990), (10, 18796792), (14, 13426280), (16, 11747995), (20, 9398396), (28, 6713140), (35, 5370512), (40, 4699198), (49, 3836080), (56, 3356570), (70, 2685256), (80, 2349599), (98, 1918040), (112, 1678285), (140, 1342628), (196, 959020), (245, 767216), (280, 671314), (392, 479510), (490, 383608), (560, 335657), (784, 239755), (980, 191804), (1960, 95902), (3920, 47951)]