18095240

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6197}}^1$

素因数の和:6281

約数の個数: 32

約数和(自身を含む): 41278680

約数和(自身を除く): 23183440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 6197, 12394, 24788, 30985, 49576, 61970, 123940, 247880, 452381, 904762, 1809524, 2261905, 3619048, 4523810, 9047620, 18095240]

約数ペア:

[(1, 18095240), (2, 9047620), (4, 4523810), (5, 3619048), (8, 2261905), (10, 1809524), (20, 904762), (40, 452381), (73, 247880), (146, 123940), (292, 61970), (365, 49576), (584, 30985), (730, 24788), (1460, 12394), (2920, 6197)]