291201400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{208001}}^1$

素因数の和:208024

約数の個数: 48

約数和(自身を含む): 773767440

約数和(自身を除く): 482566040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 208001, 416002, 832004, 1040005, 1456007, 1664008, 2080010, 2912014, 4160020, 5200025, 5824028, 7280035, 8320040, 10400050, 11648056, 14560070, 20800100, 29120140, 36400175, 41600200, 58240280, 72800350, 145600700, 291201400]

約数ペア:

[(1, 291201400), (2, 145600700), (4, 72800350), (5, 58240280), (7, 41600200), (8, 36400175), (10, 29120140), (14, 20800100), (20, 14560070), (25, 11648056), (28, 10400050), (35, 8320040), (40, 7280035), (50, 5824028), (56, 5200025), (70, 4160020), (100, 2912014), (140, 2080010), (175, 1664008), (200, 1456007), (280, 1040005), (350, 832004), (700, 416002), (1400, 208001)]