1999672020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11109289}}^1$

素因数の和:11109304

約数の個数: 36

約数和(自身を含む): 6065672340

約数和(自身を除く): 4066000320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 11109289, 22218578, 33327867, 44437156, 55546445, 66655734, 99983601, 111092890, 133311468, 166639335, 199967202, 222185780, 333278670, 399934404, 499918005, 666557340, 999836010, 1999672020]

約数ペア:

[(1, 1999672020), (2, 999836010), (3, 666557340), (4, 499918005), (5, 399934404), (6, 333278670), (9, 222185780), (10, 199967202), (12, 166639335), (15, 133311468), (18, 111092890), (20, 99983601), (30, 66655734), (36, 55546445), (45, 44437156), (60, 33327867), (90, 22218578), (180, 11109289)]