172844420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1234603}}^1$

素因数の和:1234619

約数の個数: 24

約数和(自身を含む): 414826944

約数和(自身を除く): 241982524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1234603, 2469206, 4938412, 6173015, 8642221, 12346030, 17284442, 24692060, 34568884, 43211105, 86422210, 172844420]

約数ペア:

[(1, 172844420), (2, 86422210), (4, 43211105), (5, 34568884), (7, 24692060), (10, 17284442), (14, 12346030), (20, 8642221), (28, 6173015), (35, 4938412), (70, 2469206), (140, 1234603)]