202199720

素因数分解:

$2^3\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{4903}}^1$

素因数の和:5945

約数の個数: 32

約数和(自身を含む): 455483520

約数和(自身を除く): 253283800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1031, 2062, 4124, 4903, 5155, 8248, 9806, 10310, 19612, 20620, 24515, 39224, 41240, 49030, 98060, 196120, 5054993, 10109986, 20219972, 25274965, 40439944, 50549930, 101099860, 202199720]

約数ペア:

[(1, 202199720), (2, 101099860), (4, 50549930), (5, 40439944), (8, 25274965), (10, 20219972), (20, 10109986), (40, 5054993), (1031, 196120), (2062, 98060), (4124, 49030), (4903, 41240), (5155, 39224), (8248, 24515), (9806, 20620), (10310, 19612)]