2018902780

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2728247}}^1$

素因数の和:2728293

約数の個数: 24

約数和(自身を含む): 4354283808

約数和(自身を除く): 2335381028

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 2728247, 5456494, 10912988, 13641235, 27282470, 54564940, 100945139, 201890278, 403780556, 504725695, 1009451390, 2018902780]

約数ペア:

[(1, 2018902780), (2, 1009451390), (4, 504725695), (5, 403780556), (10, 201890278), (20, 100945139), (37, 54564940), (74, 27282470), (148, 13641235), (185, 10912988), (370, 5456494), (740, 2728247)]