13657840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^3$

素因数の和:107

約数の個数: 80

約数和(自身を含む): 37586880

約数和(自身を除く): 23929040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 841, 1015, 1160, 1624, 1682, 2030, 2320, 3248, 3364, 4060, 4205, 5887, 6728, 8120, 8410, 11774, 13456, 16240, 16820, 23548, 24389, 29435, 33640, 47096, 48778, 58870, 67280, 94192, 97556, 117740, 121945, 170723, 195112, 235480, 243890, 341446, 390224, 470960, 487780, 682892, 853615, 975560, 1365784, 1707230, 1951120, 2731568, 3414460, 6828920, 13657840]

約数ペア:

[(1, 13657840), (2, 6828920), (4, 3414460), (5, 2731568), (7, 1951120), (8, 1707230), (10, 1365784), (14, 975560), (16, 853615), (20, 682892), (28, 487780), (29, 470960), (35, 390224), (40, 341446), (56, 243890), (58, 235480), (70, 195112), (80, 170723), (112, 121945), (116, 117740), (140, 97556), (145, 94192), (203, 67280), (232, 58870), (280, 48778), (290, 47096), (406, 33640), (464, 29435), (560, 24389), (580, 23548), (812, 16820), (841, 16240), (1015, 13456), (1160, 11774), (1624, 8410), (1682, 8120), (2030, 6728), (2320, 5887), (3248, 4205), (3364, 4060)]