74942210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2543}}^1$

素因数の和:2978

約数の個数: 32

約数和(自身を含む): 154593792

約数和(自身を除く): 79651582

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 2105, 2543, 2947, 4210, 5086, 5894, 12715, 14735, 17801, 25430, 29470, 35602, 89005, 178010, 1070603, 2141206, 5353015, 7494221, 10706030, 14988442, 37471105, 74942210]

約数ペア:

[(1, 74942210), (2, 37471105), (5, 14988442), (7, 10706030), (10, 7494221), (14, 5353015), (35, 2141206), (70, 1070603), (421, 178010), (842, 89005), (2105, 35602), (2543, 29470), (2947, 25430), (4210, 17801), (5086, 14735), (5894, 12715)]