814021960

素因数分解:

$2^3\times 5^1\times {\mathrm{1741}}^1\times {\mathrm{11689}}^1$

素因数の和:13441

約数の個数: 32

約数和(自身を含む): 1832758200

約数和(自身を除く): 1018736240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1741, 3482, 6964, 8705, 11689, 13928, 17410, 23378, 34820, 46756, 58445, 69640, 93512, 116890, 233780, 467560, 20350549, 40701098, 81402196, 101752745, 162804392, 203505490, 407010980, 814021960]

約数ペア:

[(1, 814021960), (2, 407010980), (4, 203505490), (5, 162804392), (8, 101752745), (10, 81402196), (20, 40701098), (40, 20350549), (1741, 467560), (3482, 233780), (6964, 116890), (8705, 93512), (11689, 69640), (13928, 58445), (17410, 46756), (23378, 34820)]