206872570

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{25321}}^1$

素因数の和:25390

約数の個数: 32

約数和(自身を含む): 401100480

約数和(自身を除く): 194227910

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 8170, 25321, 50642, 126605, 253210, 481099, 962198, 1088803, 2177606, 2405495, 4810990, 5444015, 10888030, 20687257, 41374514, 103436285, 206872570]

約数ペア:

[(1, 206872570), (2, 103436285), (5, 41374514), (10, 20687257), (19, 10888030), (38, 5444015), (43, 4810990), (86, 2405495), (95, 2177606), (190, 1088803), (215, 962198), (430, 481099), (817, 253210), (1634, 126605), (4085, 50642), (8170, 25321)]