991700

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:272

約数の個数: 36

約数和(自身を含む): 2208192

約数和(自身を除く): 1216492

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 211, 235, 422, 470, 844, 940, 1055, 1175, 2110, 2350, 4220, 4700, 5275, 9917, 10550, 19834, 21100, 39668, 49585, 99170, 198340, 247925, 495850, 991700]

約数ペア:

[(1, 991700), (2, 495850), (4, 247925), (5, 198340), (10, 99170), (20, 49585), (25, 39668), (47, 21100), (50, 19834), (94, 10550), (100, 9917), (188, 5275), (211, 4700), (235, 4220), (422, 2350), (470, 2110), (844, 1175), (940, 1055)]