268520620

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1\times {\mathrm{433}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 572650848

約数和(自身を除く): 304130228

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 307, 404, 433, 505, 614, 866, 1010, 1228, 1535, 1732, 2020, 2165, 3070, 4330, 6140, 8660, 31007, 43733, 62014, 87466, 124028, 132931, 155035, 174932, 218665, 265862, 310070, 437330, 531724, 620140, 664655, 874660, 1329310, 2658620, 13426031, 26852062, 53704124, 67130155, 134260310, 268520620]

約数ペア:

[(1, 268520620), (2, 134260310), (4, 67130155), (5, 53704124), (10, 26852062), (20, 13426031), (101, 2658620), (202, 1329310), (307, 874660), (404, 664655), (433, 620140), (505, 531724), (614, 437330), (866, 310070), (1010, 265862), (1228, 218665), (1535, 174932), (1732, 155035), (2020, 132931), (2165, 124028), (3070, 87466), (4330, 62014), (6140, 43733), (8660, 31007)]