19486140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4111}}^1$

素因数の和:4202

約数の個数: 48

約数和(自身を含む): 55265280

約数和(自身を除く): 35779140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4111, 4740, 8222, 12333, 16444, 20555, 24666, 41110, 49332, 61665, 82220, 123330, 246660, 324769, 649538, 974307, 1299076, 1623845, 1948614, 3247690, 3897228, 4871535, 6495380, 9743070, 19486140]

約数ペア:

[(1, 19486140), (2, 9743070), (3, 6495380), (4, 4871535), (5, 3897228), (6, 3247690), (10, 1948614), (12, 1623845), (15, 1299076), (20, 974307), (30, 649538), (60, 324769), (79, 246660), (158, 123330), (237, 82220), (316, 61665), (395, 49332), (474, 41110), (790, 24666), (948, 20555), (1185, 16444), (1580, 12333), (2370, 8222), (4111, 4740)]