2019660040

素因数分解:

$2^3\times 5^1\times {\mathrm{50491501}}^1$

素因数の和:50491512

約数の個数: 16

約数和(自身を含む): 4544235180

約数和(自身を除く): 2524575140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50491501, 100983002, 201966004, 252457505, 403932008, 504915010, 1009830020, 2019660040]

約数ペア:

[(1, 2019660040), (2, 1009830020), (4, 504915010), (5, 403932008), (8, 252457505), (10, 201966004), (20, 100983002), (40, 50491501)]