20161095880

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{2200993}}^1$

素因数の和:2201233

約数の個数: 32

約数和(自身を含む): 45560575800

約数和(自身を除く): 25399479920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 9160, 2200993, 4401986, 8803972, 11004965, 17607944, 22009930, 44019860, 88039720, 504027397, 1008054794, 2016109588, 2520136985, 4032219176, 5040273970, 10080547940, 20161095880]

約数ペア:

[(1, 20161095880), (2, 10080547940), (4, 5040273970), (5, 4032219176), (8, 2520136985), (10, 2016109588), (20, 1008054794), (40, 504027397), (229, 88039720), (458, 44019860), (916, 22009930), (1145, 17607944), (1832, 11004965), (2290, 8803972), (4580, 4401986), (9160, 2200993)]