210844520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{277427}}^1$

素因数の和:277457

約数の個数: 32

約数和(自身を含む): 499370400

約数和(自身を除く): 288525880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 277427, 554854, 1109708, 1387135, 2219416, 2774270, 5271113, 5548540, 10542226, 11097080, 21084452, 26355565, 42168904, 52711130, 105422260, 210844520]

約数ペア:

[(1, 210844520), (2, 105422260), (4, 52711130), (5, 42168904), (8, 26355565), (10, 21084452), (19, 11097080), (20, 10542226), (38, 5548540), (40, 5271113), (76, 2774270), (95, 2219416), (152, 1387135), (190, 1109708), (380, 554854), (760, 277427)]