42010420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{337}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 92671488

約数和(自身を除く): 50661068

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 271, 337, 460, 542, 674, 1084, 1348, 1355, 1685, 2710, 3370, 5420, 6233, 6740, 7751, 12466, 15502, 24932, 31004, 31165, 38755, 62330, 77510, 91327, 124660, 155020, 182654, 365308, 456635, 913270, 1826540, 2100521, 4201042, 8402084, 10502605, 21005210, 42010420]

約数ペア:

[(1, 42010420), (2, 21005210), (4, 10502605), (5, 8402084), (10, 4201042), (20, 2100521), (23, 1826540), (46, 913270), (92, 456635), (115, 365308), (230, 182654), (271, 155020), (337, 124660), (460, 91327), (542, 77510), (674, 62330), (1084, 38755), (1348, 31165), (1355, 31004), (1685, 24932), (2710, 15502), (3370, 12466), (5420, 7751), (6233, 6740)]