19290080

素因数分解:

$2^5\times 5^1\times {\mathrm{120563}}^1$

素因数の和:120578

約数の個数: 24

約数和(自身を含む): 45573192

約数和(自身を除く): 26283112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 120563, 241126, 482252, 602815, 964504, 1205630, 1929008, 2411260, 3858016, 4822520, 9645040, 19290080]

約数ペア:

[(1, 19290080), (2, 9645040), (4, 4822520), (5, 3858016), (8, 2411260), (10, 1929008), (16, 1205630), (20, 964504), (32, 602815), (40, 482252), (80, 241126), (160, 120563)]