207831740

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{751}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 444576384

約数和(自身を除く): 236744644

約数列:

[1, 2, 4, 5, 10, 20, 101, 137, 202, 274, 404, 505, 548, 685, 751, 1010, 1370, 1502, 2020, 2740, 3004, 3755, 7510, 13837, 15020, 27674, 55348, 69185, 75851, 102887, 138370, 151702, 205774, 276740, 303404, 379255, 411548, 514435, 758510, 1028870, 1517020, 2057740, 10391587, 20783174, 41566348, 51957935, 103915870, 207831740]

約数ペア:

[(1, 207831740), (2, 103915870), (4, 51957935), (5, 41566348), (10, 20783174), (20, 10391587), (101, 2057740), (137, 1517020), (202, 1028870), (274, 758510), (404, 514435), (505, 411548), (548, 379255), (685, 303404), (751, 276740), (1010, 205774), (1370, 151702), (1502, 138370), (2020, 102887), (2740, 75851), (3004, 69185), (3755, 55348), (7510, 27674), (13837, 15020)]