1572125680

素因数分解:

$2^4\times 5^1\times {\mathrm{19651571}}^1$

素因数の和:19651584

約数の個数: 20

約数和(自身を含む): 3655192392

約数和(自身を除く): 2083066712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 19651571, 39303142, 78606284, 98257855, 157212568, 196515710, 314425136, 393031420, 786062840, 1572125680]

約数ペア:

[(1, 1572125680), (2, 786062840), (4, 393031420), (5, 314425136), (8, 196515710), (10, 157212568), (16, 98257855), (20, 78606284), (40, 39303142), (80, 19651571)]