2193600520

素因数分解:

$2^3\times 5^1\times {\mathrm{6661}}^1\times {\mathrm{8233}}^1$

素因数の和:14905

約数の個数: 32

約数和(自身を含む): 4936941720

約数和(自身を除く): 2743341200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6661, 8233, 13322, 16466, 26644, 32932, 33305, 41165, 53288, 65864, 66610, 82330, 133220, 164660, 266440, 329320, 54840013, 109680026, 219360052, 274200065, 438720104, 548400130, 1096800260, 2193600520]

約数ペア:

[(1, 2193600520), (2, 1096800260), (4, 548400130), (5, 438720104), (8, 274200065), (10, 219360052), (20, 109680026), (40, 54840013), (6661, 329320), (8233, 266440), (13322, 164660), (16466, 133220), (26644, 82330), (32932, 66610), (33305, 65864), (41165, 53288)]