20346739270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1293499}}^1$

素因数の和:1293541

約数の個数: 48

約数和(自身を含む): 43352946000

約数和(自身を除く): 23006206730

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 242, 286, 605, 715, 1210, 1430, 1573, 3146, 7865, 15730, 1293499, 2586998, 6467495, 12934990, 14228489, 16815487, 28456978, 33630974, 71142445, 84077435, 142284890, 156513379, 168154870, 184970357, 313026758, 369940714, 782566895, 924851785, 1565133790, 1849703570, 2034673927, 4069347854, 10173369635, 20346739270]

約数ペア:

[(1, 20346739270), (2, 10173369635), (5, 4069347854), (10, 2034673927), (11, 1849703570), (13, 1565133790), (22, 924851785), (26, 782566895), (55, 369940714), (65, 313026758), (110, 184970357), (121, 168154870), (130, 156513379), (143, 142284890), (242, 84077435), (286, 71142445), (605, 33630974), (715, 28456978), (1210, 16815487), (1430, 14228489), (1573, 12934990), (3146, 6467495), (7865, 2586998), (15730, 1293499)]