220568004

素因数分解:

$2^2\times 3^2\times {\mathrm{479}}^1\times {\mathrm{12791}}^1$

素因数の和:13280

約数の個数: 36

約数和(自身を含む): 558754560

約数和(自身を除く): 338186556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 479, 958, 1437, 1916, 2874, 4311, 5748, 8622, 12791, 17244, 25582, 38373, 51164, 76746, 115119, 153492, 230238, 460476, 6126889, 12253778, 18380667, 24507556, 36761334, 55142001, 73522668, 110284002, 220568004]

約数ペア:

[(1, 220568004), (2, 110284002), (3, 73522668), (4, 55142001), (6, 36761334), (9, 24507556), (12, 18380667), (18, 12253778), (36, 6126889), (479, 460476), (958, 230238), (1437, 153492), (1916, 115119), (2874, 76746), (4311, 51164), (5748, 38373), (8622, 25582), (12791, 17244)]