427810040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1527893}}^1$

素因数の和:1527911

約数の個数: 32

約数和(自身を含む): 1100083680

約数和(自身を除く): 672273640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1527893, 3055786, 6111572, 7639465, 10695251, 12223144, 15278930, 21390502, 30557860, 42781004, 53476255, 61115720, 85562008, 106952510, 213905020, 427810040]

約数ペア:

[(1, 427810040), (2, 213905020), (4, 106952510), (5, 85562008), (7, 61115720), (8, 53476255), (10, 42781004), (14, 30557860), (20, 21390502), (28, 15278930), (35, 12223144), (40, 10695251), (56, 7639465), (70, 6111572), (140, 3055786), (280, 1527893)]