22639120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{40427}}^1$

素因数の和:40447

約数の個数: 40

約数和(自身を含む): 60156864

約数和(自身を除く): 37517744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 40427, 80854, 161708, 202135, 282989, 323416, 404270, 565978, 646832, 808540, 1131956, 1414945, 1617080, 2263912, 2829890, 3234160, 4527824, 5659780, 11319560, 22639120]

約数ペア:

[(1, 22639120), (2, 11319560), (4, 5659780), (5, 4527824), (7, 3234160), (8, 2829890), (10, 2263912), (14, 1617080), (16, 1414945), (20, 1131956), (28, 808540), (35, 646832), (40, 565978), (56, 404270), (70, 323416), (80, 282989), (112, 202135), (140, 161708), (280, 80854), (560, 40427)]