40880464

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{7321}}^1$

素因数の和:7678

約数の個数: 20

約数和(自身を含む): 79443700

約数和(自身を除く): 38563236

約数列:

[1, 2, 4, 8, 16, 349, 698, 1396, 2792, 5584, 7321, 14642, 29284, 58568, 117136, 2555029, 5110058, 10220116, 20440232, 40880464]

約数ペア:

[(1, 40880464), (2, 20440232), (4, 10220116), (8, 5110058), (16, 2555029), (349, 117136), (698, 58568), (1396, 29284), (2792, 14642), (5584, 7321)]