1211116580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{3539}}^1$

素因数の和:3860

約数の個数: 48

約数和(自身を含む): 2590600320

約数和(自身を除く): 1379483740

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 241, 284, 355, 482, 710, 964, 1205, 1420, 2410, 3539, 4820, 7078, 14156, 17111, 17695, 34222, 35390, 68444, 70780, 85555, 171110, 251269, 342220, 502538, 852899, 1005076, 1256345, 1705798, 2512690, 3411596, 4264495, 5025380, 8528990, 17057980, 60555829, 121111658, 242223316, 302779145, 605558290, 1211116580]

約数ペア:

[(1, 1211116580), (2, 605558290), (4, 302779145), (5, 242223316), (10, 121111658), (20, 60555829), (71, 17057980), (142, 8528990), (241, 5025380), (284, 4264495), (355, 3411596), (482, 2512690), (710, 1705798), (964, 1256345), (1205, 1005076), (1420, 852899), (2410, 502538), (3539, 342220), (4820, 251269), (7078, 171110), (14156, 85555), (17111, 70780), (17695, 68444), (34222, 35390)]