201660620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{21499}}^1$

素因数の和:21582

約数の個数: 48

約数和(自身を含む): 491232000

約数和(自身を除く): 289571380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 9380, 21499, 42998, 85996, 107495, 150493, 214990, 300986, 429980, 601972, 752465, 1440433, 1504930, 2880866, 3009860, 5761732, 7202165, 10083031, 14404330, 20166062, 28808660, 40332124, 50415155, 100830310, 201660620]

約数ペア:

[(1, 201660620), (2, 100830310), (4, 50415155), (5, 40332124), (7, 28808660), (10, 20166062), (14, 14404330), (20, 10083031), (28, 7202165), (35, 5761732), (67, 3009860), (70, 2880866), (134, 1504930), (140, 1440433), (268, 752465), (335, 601972), (469, 429980), (670, 300986), (938, 214990), (1340, 150493), (1876, 107495), (2345, 85996), (4690, 42998), (9380, 21499)]