20160977800

素因数分解:

$2^3\times 5^2\times {\mathrm{887}}^1\times {\mathrm{113647}}^1$

素因数の和:114550

約数の個数: 48

約数和(自身を含む): 46927532160

約数和(自身を除く): 26766554360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 887, 1774, 3548, 4435, 7096, 8870, 17740, 22175, 35480, 44350, 88700, 113647, 177400, 227294, 454588, 568235, 909176, 1136470, 2272940, 2841175, 4545880, 5682350, 11364700, 22729400, 100804889, 201609778, 403219556, 504024445, 806439112, 1008048890, 2016097780, 2520122225, 4032195560, 5040244450, 10080488900, 20160977800]

約数ペア:

[(1, 20160977800), (2, 10080488900), (4, 5040244450), (5, 4032195560), (8, 2520122225), (10, 2016097780), (20, 1008048890), (25, 806439112), (40, 504024445), (50, 403219556), (100, 201609778), (200, 100804889), (887, 22729400), (1774, 11364700), (3548, 5682350), (4435, 4545880), (7096, 2841175), (8870, 2272940), (17740, 1136470), (22175, 909176), (35480, 568235), (44350, 454588), (88700, 227294), (113647, 177400)]