1999540770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{508789}}^1$

素因数の和:508930

約数の個数: 32

約数和(自身を含む): 4835540160

約数和(自身を除く): 2835999390

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 131, 262, 393, 655, 786, 1310, 1965, 3930, 508789, 1017578, 1526367, 2543945, 3052734, 5087890, 7631835, 15263670, 66651359, 133302718, 199954077, 333256795, 399908154, 666513590, 999770385, 1999540770]

約数ペア:

[(1, 1999540770), (2, 999770385), (3, 666513590), (5, 399908154), (6, 333256795), (10, 199954077), (15, 133302718), (30, 66651359), (131, 15263670), (262, 7631835), (393, 5087890), (655, 3052734), (786, 2543945), (1310, 1526367), (1965, 1017578), (3930, 508789)]