13688080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{24443}}^1$

素因数の和:24463

約数の個数: 40

約数和(自身を含む): 36372672

約数和(自身を除く): 22684592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 24443, 48886, 97772, 122215, 171101, 195544, 244430, 342202, 391088, 488860, 684404, 855505, 977720, 1368808, 1711010, 1955440, 2737616, 3422020, 6844040, 13688080]

約数ペア:

[(1, 13688080), (2, 6844040), (4, 3422020), (5, 2737616), (7, 1955440), (8, 1711010), (10, 1368808), (14, 977720), (16, 855505), (20, 684404), (28, 488860), (35, 391088), (40, 342202), (56, 244430), (70, 195544), (80, 171101), (112, 122215), (140, 97772), (280, 48886), (560, 24443)]