2097367090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{329257}}^1$

素因数の和:329291

約数の個数: 48

約数和(自身を含む): 4729461912

約数和(自身を除く): 2632094822

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 329257, 658514, 1646285, 2304799, 3292570, 4280341, 4609598, 8560682, 11523995, 16133593, 21401705, 23047990, 29962387, 32267186, 42803410, 59924774, 80667965, 149811935, 161335930, 209736709, 299623870, 419473418, 1048683545, 2097367090]

約数ペア:

[(1, 2097367090), (2, 1048683545), (5, 419473418), (7, 299623870), (10, 209736709), (13, 161335930), (14, 149811935), (26, 80667965), (35, 59924774), (49, 42803410), (65, 32267186), (70, 29962387), (91, 23047990), (98, 21401705), (130, 16133593), (182, 11523995), (245, 8560682), (455, 4609598), (490, 4280341), (637, 3292570), (910, 2304799), (1274, 1646285), (3185, 658514), (6370, 329257)]