210918560

素因数分解:

$2^5\times 5^1\times {\mathrm{1318241}}^1$

素因数の和:1318256

約数の個数: 24

約数和(自身を含む): 498295476

約数和(自身を除く): 287376916

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1318241, 2636482, 5272964, 6591205, 10545928, 13182410, 21091856, 26364820, 42183712, 52729640, 105459280, 210918560]

約数ペア:

[(1, 210918560), (2, 105459280), (4, 52729640), (5, 42183712), (8, 26364820), (10, 21091856), (16, 13182410), (20, 10545928), (32, 6591205), (40, 5272964), (80, 2636482), (160, 1318241)]