202186940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{1609}}^1$

素因数の和:1782

約数の個数: 48

約数和(自身を含む): 436013760

約数和(自身を除く): 233826820

約数列:

[1, 2, 4, 5, 10, 20, 61, 103, 122, 206, 244, 305, 412, 515, 610, 1030, 1220, 1609, 2060, 3218, 6283, 6436, 8045, 12566, 16090, 25132, 31415, 32180, 62830, 98149, 125660, 165727, 196298, 331454, 392596, 490745, 662908, 828635, 981490, 1657270, 1962980, 3314540, 10109347, 20218694, 40437388, 50546735, 101093470, 202186940]

約数ペア:

[(1, 202186940), (2, 101093470), (4, 50546735), (5, 40437388), (10, 20218694), (20, 10109347), (61, 3314540), (103, 1962980), (122, 1657270), (206, 981490), (244, 828635), (305, 662908), (412, 490745), (515, 392596), (610, 331454), (1030, 196298), (1220, 165727), (1609, 125660), (2060, 98149), (3218, 62830), (6283, 32180), (6436, 31415), (8045, 25132), (12566, 16090)]