8650040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{30893}}^1$

素因数の和:30911

約数の個数: 32

約数和(自身を含む): 22243680

約数和(自身を除く): 13593640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 30893, 61786, 123572, 154465, 216251, 247144, 308930, 432502, 617860, 865004, 1081255, 1235720, 1730008, 2162510, 4325020, 8650040]

約数ペア:

[(1, 8650040), (2, 4325020), (4, 2162510), (5, 1730008), (7, 1235720), (8, 1081255), (10, 865004), (14, 617860), (20, 432502), (28, 308930), (35, 247144), (40, 216251), (56, 154465), (70, 123572), (140, 61786), (280, 30893)]