13879480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20411}}^1$

素因数の和:20439

約数の個数: 32

約数和(自身を含む): 33067440

約数和(自身を除く): 19187960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 20411, 40822, 81644, 102055, 163288, 204110, 346987, 408220, 693974, 816440, 1387948, 1734935, 2775896, 3469870, 6939740, 13879480]

約数ペア:

[(1, 13879480), (2, 6939740), (4, 3469870), (5, 2775896), (8, 1734935), (10, 1387948), (17, 816440), (20, 693974), (34, 408220), (40, 346987), (68, 204110), (85, 163288), (136, 102055), (170, 81644), (340, 40822), (680, 20411)]