2015380240

素因数分解:

$2^4\times 5^1\times {\mathrm{2153}}^1\times {\mathrm{11701}}^1$

素因数の和:13867

約数の個数: 40

約数和(自身を含む): 4688336088

約数和(自身を除く): 2672955848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2153, 4306, 8612, 10765, 11701, 17224, 21530, 23402, 34448, 43060, 46804, 58505, 86120, 93608, 117010, 172240, 187216, 234020, 468040, 936080, 25192253, 50384506, 100769012, 125961265, 201538024, 251922530, 403076048, 503845060, 1007690120, 2015380240]

約数ペア:

[(1, 2015380240), (2, 1007690120), (4, 503845060), (5, 403076048), (8, 251922530), (10, 201538024), (16, 125961265), (20, 100769012), (40, 50384506), (80, 25192253), (2153, 936080), (4306, 468040), (8612, 234020), (10765, 187216), (11701, 172240), (17224, 117010), (21530, 93608), (23402, 86120), (34448, 58505), (43060, 46804)]