13878760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:195

約数の個数: 96

約数和(自身を含む): 37202760

約数和(自身を除く): 23324000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 73, 97, 98, 140, 146, 194, 196, 245, 280, 292, 365, 388, 392, 485, 490, 511, 584, 679, 730, 776, 970, 980, 1022, 1358, 1460, 1940, 1960, 2044, 2555, 2716, 2920, 3395, 3577, 3880, 4088, 4753, 5110, 5432, 6790, 7081, 7154, 9506, 10220, 13580, 14162, 14308, 17885, 19012, 20440, 23765, 27160, 28324, 28616, 35405, 35770, 38024, 47530, 49567, 56648, 70810, 71540, 95060, 99134, 141620, 143080, 190120, 198268, 247835, 283240, 346969, 396536, 495670, 693938, 991340, 1387876, 1734845, 1982680, 2775752, 3469690, 6939380, 13878760]

約数ペア:

[(1, 13878760), (2, 6939380), (4, 3469690), (5, 2775752), (7, 1982680), (8, 1734845), (10, 1387876), (14, 991340), (20, 693938), (28, 495670), (35, 396536), (40, 346969), (49, 283240), (56, 247835), (70, 198268), (73, 190120), (97, 143080), (98, 141620), (140, 99134), (146, 95060), (194, 71540), (196, 70810), (245, 56648), (280, 49567), (292, 47530), (365, 38024), (388, 35770), (392, 35405), (485, 28616), (490, 28324), (511, 27160), (584, 23765), (679, 20440), (730, 19012), (776, 17885), (970, 14308), (980, 14162), (1022, 13580), (1358, 10220), (1460, 9506), (1940, 7154), (1960, 7081), (2044, 6790), (2555, 5432), (2716, 5110), (2920, 4753), (3395, 4088), (3577, 3880)]