19140540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2141}}^1$

素因数の和:2302

約数の個数: 48

約数和(自身を含む): 53978400

約数和(自身を除く): 34837860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1788, 2141, 2235, 2980, 4282, 4470, 6423, 8564, 8940, 10705, 12846, 21410, 25692, 32115, 42820, 64230, 128460, 319009, 638018, 957027, 1276036, 1595045, 1914054, 3190090, 3828108, 4785135, 6380180, 9570270, 19140540]

約数ペア:

[(1, 19140540), (2, 9570270), (3, 6380180), (4, 4785135), (5, 3828108), (6, 3190090), (10, 1914054), (12, 1595045), (15, 1276036), (20, 957027), (30, 638018), (60, 319009), (149, 128460), (298, 64230), (447, 42820), (596, 32115), (745, 25692), (894, 21410), (1490, 12846), (1788, 10705), (2141, 8940), (2235, 8564), (2980, 6423), (4282, 4470)]