201776720

素因数分解:

$2^4\times 5^1\times {\mathrm{2522209}}^1$

素因数の和:2522222

約数の個数: 20

約数和(自身を含む): 469131060

約数和(自身を除く): 267354340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2522209, 5044418, 10088836, 12611045, 20177672, 25222090, 40355344, 50444180, 100888360, 201776720]

約数ペア:

[(1, 201776720), (2, 100888360), (4, 50444180), (5, 40355344), (8, 25222090), (10, 20177672), (16, 12611045), (20, 10088836), (40, 5044418), (80, 2522209)]