20170345240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12298991}}^1$

素因数の和:12299043

約数の個数: 32

約数和(自身を含む): 46490189760

約数和(自身を除く): 26319844520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 12298991, 24597982, 49195964, 61494955, 98391928, 122989910, 245979820, 491959640, 504258631, 1008517262, 2017034524, 2521293155, 4034069048, 5042586310, 10085172620, 20170345240]

約数ペア:

[(1, 20170345240), (2, 10085172620), (4, 5042586310), (5, 4034069048), (8, 2521293155), (10, 2017034524), (20, 1008517262), (40, 504258631), (41, 491959640), (82, 245979820), (164, 122989910), (205, 98391928), (328, 61494955), (410, 49195964), (820, 24597982), (1640, 12298991)]