20213940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{336899}}^1$

素因数の和:336911

約数の個数: 24

約数和(自身を含む): 56599200

約数和(自身を除く): 36385260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 336899, 673798, 1010697, 1347596, 1684495, 2021394, 3368990, 4042788, 5053485, 6737980, 10106970, 20213940]

約数ペア:

[(1, 20213940), (2, 10106970), (3, 6737980), (4, 5053485), (5, 4042788), (6, 3368990), (10, 2021394), (12, 1684495), (15, 1347596), (20, 1010697), (30, 673798), (60, 336899)]