30938800

素因数分解:

$2^4\times 5^2\times {\mathrm{77347}}^1$

素因数の和:77365

約数の個数: 30

約数和(自身を含む): 74331428

約数和(自身を除く): 43392628

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 77347, 154694, 309388, 386735, 618776, 773470, 1237552, 1546940, 1933675, 3093880, 3867350, 6187760, 7734700, 15469400, 30938800]

約数ペア:

[(1, 30938800), (2, 15469400), (4, 7734700), (5, 6187760), (8, 3867350), (10, 3093880), (16, 1933675), (20, 1546940), (25, 1237552), (40, 773470), (50, 618776), (80, 386735), (100, 309388), (200, 154694), (400, 77347)]