212225680

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{56443}}^1$

素因数の和:56503

約数の個数: 40

約数和(自身を含む): 503932032

約数和(自身を除く): 291706352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 56443, 112886, 225772, 282215, 451544, 564430, 903088, 1128860, 2257720, 2652821, 4515440, 5305642, 10611284, 13264105, 21222568, 26528210, 42445136, 53056420, 106112840, 212225680]

約数ペア:

[(1, 212225680), (2, 106112840), (4, 53056420), (5, 42445136), (8, 26528210), (10, 21222568), (16, 13264105), (20, 10611284), (40, 5305642), (47, 4515440), (80, 2652821), (94, 2257720), (188, 1128860), (235, 903088), (376, 564430), (470, 451544), (752, 282215), (940, 225772), (1880, 112886), (3760, 56443)]