200919080

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{39551}}^1$

素因数の和:39689

約数の個数: 32

約数和(自身を含む): 455639040

約数和(自身を除く): 254719960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 39551, 79102, 158204, 197755, 316408, 395510, 791020, 1582040, 5022977, 10045954, 20091908, 25114885, 40183816, 50229770, 100459540, 200919080]

約数ペア:

[(1, 200919080), (2, 100459540), (4, 50229770), (5, 40183816), (8, 25114885), (10, 20091908), (20, 10045954), (40, 5022977), (127, 1582040), (254, 791020), (508, 395510), (635, 316408), (1016, 197755), (1270, 158204), (2540, 79102), (5080, 39551)]