26848880

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3079}}^1$

素因数の和:3201

約数の個数: 40

約数和(自身を含む): 63016800

約数和(自身を除く): 36167920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 3079, 4360, 6158, 8720, 12316, 15395, 24632, 30790, 49264, 61580, 123160, 246320, 335611, 671222, 1342444, 1678055, 2684888, 3356110, 5369776, 6712220, 13424440, 26848880]

約数ペア:

[(1, 26848880), (2, 13424440), (4, 6712220), (5, 5369776), (8, 3356110), (10, 2684888), (16, 1678055), (20, 1342444), (40, 671222), (80, 335611), (109, 246320), (218, 123160), (436, 61580), (545, 49264), (872, 30790), (1090, 24632), (1744, 15395), (2180, 12316), (3079, 8720), (4360, 6158)]