204078620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{10133}}^1$

素因数の和:10214

約数の個数: 48

約数和(自身を含む): 459678240

約数和(自身を除く): 255599620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 1007, 1060, 2014, 4028, 5035, 10070, 10133, 20140, 20266, 40532, 50665, 101330, 192527, 202660, 385054, 537049, 770108, 962635, 1074098, 1925270, 2148196, 2685245, 3850540, 5370490, 10203931, 10740980, 20407862, 40815724, 51019655, 102039310, 204078620]

約数ペア:

[(1, 204078620), (2, 102039310), (4, 51019655), (5, 40815724), (10, 20407862), (19, 10740980), (20, 10203931), (38, 5370490), (53, 3850540), (76, 2685245), (95, 2148196), (106, 1925270), (190, 1074098), (212, 962635), (265, 770108), (380, 537049), (530, 385054), (1007, 202660), (1060, 192527), (2014, 101330), (4028, 50665), (5035, 40532), (10070, 20266), (10133, 20140)]