13985200

素因数分解:

$2^4\times 5^2\times {\mathrm{34963}}^1$

素因数の和:34981

約数の個数: 30

約数和(自身を含む): 33600404

約数和(自身を除く): 19615204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 34963, 69926, 139852, 174815, 279704, 349630, 559408, 699260, 874075, 1398520, 1748150, 2797040, 3496300, 6992600, 13985200]

約数ペア:

[(1, 13985200), (2, 6992600), (4, 3496300), (5, 2797040), (8, 1748150), (10, 1398520), (16, 874075), (20, 699260), (25, 559408), (40, 349630), (50, 279704), (80, 174815), (100, 139852), (200, 69926), (400, 34963)]