4102720

素因数分解:

$2^6\times 5^1\times {\mathrm{12821}}^1$

素因数の和:12838

約数の個数: 28

約数和(自身を含む): 9770364

約数和(自身を除く): 5667644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 12821, 25642, 51284, 64105, 102568, 128210, 205136, 256420, 410272, 512840, 820544, 1025680, 2051360, 4102720]

約数ペア:

[(1, 4102720), (2, 2051360), (4, 1025680), (5, 820544), (8, 512840), (10, 410272), (16, 256420), (20, 205136), (32, 128210), (40, 102568), (64, 64105), (80, 51284), (160, 25642), (320, 12821)]