20123595910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4523}}^1\times {\mathrm{3677}}^1$

素因数の和:8229

約数の個数: 48

約数和(自身を含む): 39834417168

約数和(自身を除く): 19710821258

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 3677, 4523, 7354, 9046, 18385, 22615, 36770, 40447, 45230, 49753, 80894, 99506, 202235, 248765, 404470, 444917, 497530, 547283, 889834, 1094566, 2224585, 2736415, 4449170, 5472830, 16631071, 33262142, 83155355, 166310710, 182941781, 365883562, 914708905, 1829417810, 2012359591, 4024719182, 10061797955, 20123595910]

約数ペア:

[(1, 20123595910), (2, 10061797955), (5, 4024719182), (10, 2012359591), (11, 1829417810), (22, 914708905), (55, 365883562), (110, 182941781), (121, 166310710), (242, 83155355), (605, 33262142), (1210, 16631071), (3677, 5472830), (4523, 4449170), (7354, 2736415), (9046, 2224585), (18385, 1094566), (22615, 889834), (36770, 547283), (40447, 497530), (45230, 444917), (49753, 404470), (80894, 248765), (99506, 202235)]