201998949220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1\times {\mathrm{861109}}^1$

素因数の和:861472

約数の個数: 48

約数和(自身を含む): 437037436080

約数和(自身を除く): 235038486860

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 317, 370, 634, 740, 1268, 1585, 3170, 6340, 11729, 23458, 46916, 58645, 117290, 234580, 861109, 1722218, 3444436, 4305545, 8611090, 17222180, 31861033, 63722066, 127444132, 159305165, 272971553, 318610330, 545943106, 637220660, 1091886212, 1364857765, 2729715530, 5459431060, 10099947461, 20199894922, 40399789844, 50499737305, 100999474610, 201998949220]

約数ペア:

[(1, 201998949220), (2, 100999474610), (4, 50499737305), (5, 40399789844), (10, 20199894922), (20, 10099947461), (37, 5459431060), (74, 2729715530), (148, 1364857765), (185, 1091886212), (317, 637220660), (370, 545943106), (634, 318610330), (740, 272971553), (1268, 159305165), (1585, 127444132), (3170, 63722066), (6340, 31861033), (11729, 17222180), (23458, 8611090), (46916, 4305545), (58645, 3444436), (117290, 1722218), (234580, 861109)]