212316280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43867}}^1$

素因数の和:43900

約数の個数: 48

約数和(自身を含む): 525099960

約数和(自身を除く): 312783680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 43867, 87734, 175468, 219335, 350936, 438670, 482537, 877340, 965074, 1754680, 1930148, 2412685, 3860296, 4825370, 5307907, 9650740, 10615814, 19301480, 21231628, 26539535, 42463256, 53079070, 106158140, 212316280]

約数ペア:

[(1, 212316280), (2, 106158140), (4, 53079070), (5, 42463256), (8, 26539535), (10, 21231628), (11, 19301480), (20, 10615814), (22, 9650740), (40, 5307907), (44, 4825370), (55, 3860296), (88, 2412685), (110, 1930148), (121, 1754680), (220, 965074), (242, 877340), (440, 482537), (484, 438670), (605, 350936), (968, 219335), (1210, 175468), (2420, 87734), (4840, 43867)]