2017654540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{195131}}^1$

素因数の和:195198

約数の個数: 48

約数和(自身を含む): 4720633344

約数和(自身を除く): 2702978804

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 10340, 195131, 390262, 780524, 975655, 1951310, 2146441, 3902620, 4292882, 8585764, 9171157, 10732205, 18342314, 21464410, 36684628, 42928820, 45855785, 91711570, 100882727, 183423140, 201765454, 403530908, 504413635, 1008827270, 2017654540]

約数ペア:

[(1, 2017654540), (2, 1008827270), (4, 504413635), (5, 403530908), (10, 201765454), (11, 183423140), (20, 100882727), (22, 91711570), (44, 45855785), (47, 42928820), (55, 36684628), (94, 21464410), (110, 18342314), (188, 10732205), (220, 9171157), (235, 8585764), (470, 4292882), (517, 3902620), (940, 2146441), (1034, 1951310), (2068, 975655), (2585, 780524), (5170, 390262), (10340, 195131)]