156073520

素因数分解:

$2^4\times 5^1\times {\mathrm{1950919}}^1$

素因数の和:1950932

約数の個数: 20

約数和(自身を含む): 362871120

約数和(自身を除く): 206797600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1950919, 3901838, 7803676, 9754595, 15607352, 19509190, 31214704, 39018380, 78036760, 156073520]

約数ペア:

[(1, 156073520), (2, 78036760), (4, 39018380), (5, 31214704), (8, 19509190), (10, 15607352), (16, 9754595), (20, 7803676), (40, 3901838), (80, 1950919)]