2019336080

素因数分解:

$2^4\times 5^1\times {\mathrm{25241701}}^1$

素因数の和:25241714

約数の個数: 20

約数和(自身を含む): 4694956572

約数和(自身を除く): 2675620492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25241701, 50483402, 100966804, 126208505, 201933608, 252417010, 403867216, 504834020, 1009668040, 2019336080]

約数ペア:

[(1, 2019336080), (2, 1009668040), (4, 504834020), (5, 403867216), (8, 252417010), (10, 201933608), (16, 126208505), (20, 100966804), (40, 50483402), (80, 25241701)]