16046740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 35304192

約数和(自身を除く): 19257452

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 397, 430, 470, 794, 860, 940, 1588, 1985, 2021, 3970, 4042, 7940, 8084, 10105, 17071, 18659, 20210, 34142, 37318, 40420, 68284, 74636, 85355, 93295, 170710, 186590, 341420, 373180, 802337, 1604674, 3209348, 4011685, 8023370, 16046740]

約数ペア:

[(1, 16046740), (2, 8023370), (4, 4011685), (5, 3209348), (10, 1604674), (20, 802337), (43, 373180), (47, 341420), (86, 186590), (94, 170710), (172, 93295), (188, 85355), (215, 74636), (235, 68284), (397, 40420), (430, 37318), (470, 34142), (794, 20210), (860, 18659), (940, 17071), (1588, 10105), (1985, 8084), (2021, 7940), (3970, 4042)]