168532420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{2003}}^1$

素因数の和:2620

約数の個数: 48

約数和(自身を含む): 405353088

約数和(自身を除く): 236820668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 601, 1202, 2003, 2404, 3005, 4006, 4207, 6010, 8012, 8414, 10015, 12020, 14021, 16828, 20030, 21035, 28042, 40060, 42070, 56084, 70105, 84140, 140210, 280420, 1203803, 2407606, 4815212, 6019015, 8426621, 12038030, 16853242, 24076060, 33706484, 42133105, 84266210, 168532420]

約数ペア:

[(1, 168532420), (2, 84266210), (4, 42133105), (5, 33706484), (7, 24076060), (10, 16853242), (14, 12038030), (20, 8426621), (28, 6019015), (35, 4815212), (70, 2407606), (140, 1203803), (601, 280420), (1202, 140210), (2003, 84140), (2404, 70105), (3005, 56084), (4006, 42070), (4207, 40060), (6010, 28042), (8012, 21035), (8414, 20030), (10015, 16828), (12020, 14021)]