18684744180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2240377}}^1$

素因数の和:2240528

約数の個数: 48

約数和(自身を含む): 52693690560

約数和(自身を除く): 34008946380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 2240377, 4480754, 6721131, 8961508, 11201885, 13442262, 22403770, 26884524, 33605655, 44807540, 67211310, 134422620, 311412403, 622824806, 934237209, 1245649612, 1557062015, 1868474418, 3114124030, 3736948836, 4671186045, 6228248060, 9342372090, 18684744180]

約数ペア:

[(1, 18684744180), (2, 9342372090), (3, 6228248060), (4, 4671186045), (5, 3736948836), (6, 3114124030), (10, 1868474418), (12, 1557062015), (15, 1245649612), (20, 934237209), (30, 622824806), (60, 311412403), (139, 134422620), (278, 67211310), (417, 44807540), (556, 33605655), (695, 26884524), (834, 22403770), (1390, 13442262), (1668, 11201885), (2085, 8961508), (2780, 6721131), (4170, 4480754), (8340, 2240377)]