7866140

素因数分解:

$2^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{727}}^1$

素因数の和:1277

約数の個数: 24

約数和(自身を含む): 16572192

約数和(自身を除く): 8706052

約数列:

[1, 2, 4, 5, 10, 20, 541, 727, 1082, 1454, 2164, 2705, 2908, 3635, 5410, 7270, 10820, 14540, 393307, 786614, 1573228, 1966535, 3933070, 7866140]

約数ペア:

[(1, 7866140), (2, 3933070), (4, 1966535), (5, 1573228), (10, 786614), (20, 393307), (541, 14540), (727, 10820), (1082, 7270), (1454, 5410), (2164, 3635), (2705, 2908)]