13687660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13967}}^1$

素因数の和:13990

約数の個数: 36

約数和(自身を含む): 33439392

約数和(自身を除く): 19751732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 13967, 27934, 55868, 69835, 97769, 139670, 195538, 279340, 391076, 488845, 684383, 977690, 1368766, 1955380, 2737532, 3421915, 6843830, 13687660]

約数ペア:

[(1, 13687660), (2, 6843830), (4, 3421915), (5, 2737532), (7, 1955380), (10, 1368766), (14, 977690), (20, 684383), (28, 488845), (35, 391076), (49, 279340), (70, 195538), (98, 139670), (140, 97769), (196, 69835), (245, 55868), (490, 27934), (980, 13967)]