13939120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1031}}^1$

素因数の和:1070

約数の個数: 60

約数和(自身を含む): 35127216

約数和(自身を除く): 21188096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1031, 1040, 1352, 1690, 2062, 2704, 3380, 4124, 5155, 6760, 8248, 10310, 13403, 13520, 16496, 20620, 26806, 41240, 53612, 67015, 82480, 107224, 134030, 174239, 214448, 268060, 348478, 536120, 696956, 871195, 1072240, 1393912, 1742390, 2787824, 3484780, 6969560, 13939120]

約数ペア:

[(1, 13939120), (2, 6969560), (4, 3484780), (5, 2787824), (8, 1742390), (10, 1393912), (13, 1072240), (16, 871195), (20, 696956), (26, 536120), (40, 348478), (52, 268060), (65, 214448), (80, 174239), (104, 134030), (130, 107224), (169, 82480), (208, 67015), (260, 53612), (338, 41240), (520, 26806), (676, 20620), (845, 16496), (1031, 13520), (1040, 13403), (1352, 10310), (1690, 8248), (2062, 6760), (2704, 5155), (3380, 4124)]