13938800

素因数分解:

$2^4\times 5^2\times {\mathrm{34847}}^1$

素因数の和:34865

約数の個数: 30

約数和(自身を含む): 33488928

約数和(自身を除く): 19550128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 34847, 69694, 139388, 174235, 278776, 348470, 557552, 696940, 871175, 1393880, 1742350, 2787760, 3484700, 6969400, 13938800]

約数ペア:

[(1, 13938800), (2, 6969400), (4, 3484700), (5, 2787760), (8, 1742350), (10, 1393880), (16, 871175), (20, 696940), (25, 557552), (40, 348470), (50, 278776), (80, 174235), (100, 139388), (200, 69694), (400, 34847)]