1566804140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{73421}}^1$

素因数の和:73538

約数の個数: 48

約数和(自身を含む): 3626459424

約数和(自身を除く): 2059655284

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 970, 1067, 1940, 2134, 4268, 5335, 10670, 21340, 73421, 146842, 293684, 367105, 734210, 807631, 1468420, 1615262, 3230524, 4038155, 7121837, 8076310, 14243674, 16152620, 28487348, 35609185, 71218370, 78340207, 142436740, 156680414, 313360828, 391701035, 783402070, 1566804140]

約数ペア:

[(1, 1566804140), (2, 783402070), (4, 391701035), (5, 313360828), (10, 156680414), (11, 142436740), (20, 78340207), (22, 71218370), (44, 35609185), (55, 28487348), (97, 16152620), (110, 14243674), (194, 8076310), (220, 7121837), (388, 4038155), (485, 3230524), (970, 1615262), (1067, 1468420), (1940, 807631), (2134, 734210), (4268, 367105), (5335, 293684), (10670, 146842), (21340, 73421)]