211323760

素因数分解:

$2^4\times 5^1\times {\mathrm{2641547}}^1$

素因数の和:2641560

約数の個数: 20

約数和(自身を含む): 491327928

約数和(自身を除く): 280004168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2641547, 5283094, 10566188, 13207735, 21132376, 26415470, 42264752, 52830940, 105661880, 211323760]

約数ペア:

[(1, 211323760), (2, 105661880), (4, 52830940), (5, 42264752), (8, 26415470), (10, 21132376), (16, 13207735), (20, 10566188), (40, 5283094), (80, 2641547)]