42970090

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{48281}}^1$

素因数の和:48377

約数の個数: 16

約数和(自身を含む): 78216840

約数和(自身を除く): 35246750

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 48281, 96562, 241405, 482810, 4297009, 8594018, 21485045, 42970090]

約数ペア:

[(1, 42970090), (2, 21485045), (5, 8594018), (10, 4297009), (89, 482810), (178, 241405), (445, 96562), (890, 48281)]