13298560

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1889}}^1$

素因数の和:1919

約数の個数: 64

約数和(自身を含む): 34700400

約数和(自身を除く): 21401840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 1889, 3520, 3778, 7040, 7556, 9445, 15112, 18890, 20779, 30224, 37780, 41558, 60448, 75560, 83116, 103895, 120896, 151120, 166232, 207790, 241792, 302240, 332464, 415580, 604480, 664928, 831160, 1208960, 1329856, 1662320, 2659712, 3324640, 6649280, 13298560]

約数ペア:

[(1, 13298560), (2, 6649280), (4, 3324640), (5, 2659712), (8, 1662320), (10, 1329856), (11, 1208960), (16, 831160), (20, 664928), (22, 604480), (32, 415580), (40, 332464), (44, 302240), (55, 241792), (64, 207790), (80, 166232), (88, 151120), (110, 120896), (128, 103895), (160, 83116), (176, 75560), (220, 60448), (320, 41558), (352, 37780), (440, 30224), (640, 20779), (704, 18890), (880, 15112), (1408, 9445), (1760, 7556), (1889, 7040), (3520, 3778)]