20165356980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{112029761}}^1$

素因数の和:112029776

約数の個数: 36

約数和(自身を含む): 61168250052

約数和(自身を除く): 41002893072

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 112029761, 224059522, 336089283, 448119044, 560148805, 672178566, 1008267849, 1120297610, 1344357132, 1680446415, 2016535698, 2240595220, 3360892830, 4033071396, 5041339245, 6721785660, 10082678490, 20165356980]

約数ペア:

[(1, 20165356980), (2, 10082678490), (3, 6721785660), (4, 5041339245), (5, 4033071396), (6, 3360892830), (9, 2240595220), (10, 2016535698), (12, 1680446415), (15, 1344357132), (18, 1120297610), (20, 1008267849), (30, 672178566), (36, 560148805), (45, 448119044), (60, 336089283), (90, 224059522), (180, 112029761)]