19004720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{33937}}^1$

素因数の和:33957

約数の個数: 40

約数和(自身を含む): 50499744

約数和(自身を除く): 31495024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 33937, 67874, 135748, 169685, 237559, 271496, 339370, 475118, 542992, 678740, 950236, 1187795, 1357480, 1900472, 2375590, 2714960, 3800944, 4751180, 9502360, 19004720]

約数ペア:

[(1, 19004720), (2, 9502360), (4, 4751180), (5, 3800944), (7, 2714960), (8, 2375590), (10, 1900472), (14, 1357480), (16, 1187795), (20, 950236), (28, 678740), (35, 542992), (40, 475118), (56, 339370), (70, 271496), (80, 237559), (112, 169685), (140, 135748), (280, 67874), (560, 33937)]