213348680

素因数分解:

$2^3\times 5^1\times {\mathrm{5333717}}^1$

素因数の和:5333728

約数の個数: 16

約数和(自身を含む): 480034620

約数和(自身を除く): 266685940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5333717, 10667434, 21334868, 26668585, 42669736, 53337170, 106674340, 213348680]

約数ペア:

[(1, 213348680), (2, 106674340), (4, 53337170), (5, 42669736), (8, 26668585), (10, 21334868), (20, 10667434), (40, 5333717)]