55870760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2953}}^1$

素因数の和:3018

約数の個数: 64

約数和(自身を含む): 140374080

約数和(自身を除く): 84503320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 2953, 3784, 4730, 5906, 9460, 11812, 14765, 18920, 23624, 29530, 32483, 59060, 64966, 118120, 126979, 129932, 162415, 253958, 259864, 324830, 507916, 634895, 649660, 1015832, 1269790, 1299320, 1396769, 2539580, 2793538, 5079160, 5587076, 6983845, 11174152, 13967690, 27935380, 55870760]

約数ペア:

[(1, 55870760), (2, 27935380), (4, 13967690), (5, 11174152), (8, 6983845), (10, 5587076), (11, 5079160), (20, 2793538), (22, 2539580), (40, 1396769), (43, 1299320), (44, 1269790), (55, 1015832), (86, 649660), (88, 634895), (110, 507916), (172, 324830), (215, 259864), (220, 253958), (344, 162415), (430, 129932), (440, 126979), (473, 118120), (860, 64966), (946, 59060), (1720, 32483), (1892, 29530), (2365, 23624), (2953, 18920), (3784, 14765), (4730, 11812), (5906, 9460)]