2685162020

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1024871}}^1$

素因数の和:1025011

約数の個数: 24

約数和(自身を含む): 5681890368

約数和(自身を除く): 2996728348

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 1024871, 2049742, 4099484, 5124355, 10248710, 20497420, 134258101, 268516202, 537032404, 671290505, 1342581010, 2685162020]

約数ペア:

[(1, 2685162020), (2, 1342581010), (4, 671290505), (5, 537032404), (10, 268516202), (20, 134258101), (131, 20497420), (262, 10248710), (524, 5124355), (655, 4099484), (1310, 2049742), (2620, 1024871)]