211032280

素因数分解:

$2^3\times 5^1\times {\mathrm{5275807}}^1$

素因数の和:5275818

約数の個数: 16

約数和(自身を含む): 474822720

約数和(自身を除く): 263790440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5275807, 10551614, 21103228, 26379035, 42206456, 52758070, 105516140, 211032280]

約数ペア:

[(1, 211032280), (2, 105516140), (4, 52758070), (5, 42206456), (8, 26379035), (10, 21103228), (20, 10551614), (40, 5275807)]