2680348520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3941689}}^1$

素因数の和:3941717

約数の個数: 32

約数和(自身を含む): 6385537800

約数和(自身を除く): 3705189280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 3941689, 7883378, 15766756, 19708445, 31533512, 39416890, 67008713, 78833780, 134017426, 157667560, 268034852, 335043565, 536069704, 670087130, 1340174260, 2680348520]

約数ペア:

[(1, 2680348520), (2, 1340174260), (4, 670087130), (5, 536069704), (8, 335043565), (10, 268034852), (17, 157667560), (20, 134017426), (34, 78833780), (40, 67008713), (68, 39416890), (85, 31533512), (136, 19708445), (170, 15766756), (340, 7883378), (680, 3941689)]