28207630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{739}}^1$

素因数の和:1104

約数の個数: 32

約数和(自身を含む): 55624320

約数和(自身を除く): 27416690

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 347, 694, 739, 1478, 1735, 3470, 3695, 3817, 7390, 7634, 8129, 16258, 19085, 38170, 40645, 81290, 256433, 512866, 1282165, 2564330, 2820763, 5641526, 14103815, 28207630]

約数ペア:

[(1, 28207630), (2, 14103815), (5, 5641526), (10, 2820763), (11, 2564330), (22, 1282165), (55, 512866), (110, 256433), (347, 81290), (694, 40645), (739, 38170), (1478, 19085), (1735, 16258), (3470, 8129), (3695, 7634), (3817, 7390)]