212523760

素因数分解:

$2^4\times 5^1\times {\mathrm{2656547}}^1$

素因数の和:2656560

約数の個数: 20

約数和(自身を含む): 494117928

約数和(自身を除く): 281594168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2656547, 5313094, 10626188, 13282735, 21252376, 26565470, 42504752, 53130940, 106261880, 212523760]

約数ペア:

[(1, 212523760), (2, 106261880), (4, 53130940), (5, 42504752), (8, 26565470), (10, 21252376), (16, 13282735), (20, 10626188), (40, 5313094), (80, 2656547)]