42003080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{150011}}^1$

素因数の和:150029

約数の個数: 32

約数和(自身を含む): 108008640

約数和(自身を除く): 66005560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 150011, 300022, 600044, 750055, 1050077, 1200088, 1500110, 2100154, 3000220, 4200308, 5250385, 6000440, 8400616, 10500770, 21001540, 42003080]

約数ペア:

[(1, 42003080), (2, 21001540), (4, 10500770), (5, 8400616), (7, 6000440), (8, 5250385), (10, 4200308), (14, 3000220), (20, 2100154), (28, 1500110), (35, 1200088), (40, 1050077), (56, 750055), (70, 600044), (140, 300022), (280, 150011)]