154498160

素因数分解:

$2^4\times 5^1\times {\mathrm{1931227}}^1$

素因数の和:1931240

約数の個数: 20

約数和(自身を含む): 359208408

約数和(自身を除く): 204710248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1931227, 3862454, 7724908, 9656135, 15449816, 19312270, 30899632, 38624540, 77249080, 154498160]

約数ペア:

[(1, 154498160), (2, 77249080), (4, 38624540), (5, 30899632), (8, 19312270), (10, 15449816), (16, 9656135), (20, 7724908), (40, 3862454), (80, 1931227)]