40800284

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{19961}}^1$

素因数の和:20045

約数の個数: 24

約数和(自身を含む): 82722528

約数和(自身を除く): 41922244

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 19961, 39922, 79844, 139727, 279454, 558908, 1457153, 2914306, 5828612, 10200071, 20400142, 40800284]

約数ペア:

[(1, 40800284), (2, 20400142), (4, 10200071), (7, 5828612), (14, 2914306), (28, 1457153), (73, 558908), (146, 279454), (292, 139727), (511, 79844), (1022, 39922), (2044, 19961)]