19360040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{69143}}^1$

素因数の和:69161

約数の個数: 32

約数和(自身を含む): 49783680

約数和(自身を除く): 30423640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 69143, 138286, 276572, 345715, 484001, 553144, 691430, 968002, 1382860, 1936004, 2420005, 2765720, 3872008, 4840010, 9680020, 19360040]

約数ペア:

[(1, 19360040), (2, 9680020), (4, 4840010), (5, 3872008), (7, 2765720), (8, 2420005), (10, 1936004), (14, 1382860), (20, 968002), (28, 691430), (35, 553144), (40, 484001), (56, 345715), (70, 276572), (140, 138286), (280, 69143)]