82460680

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{18913}}^1$

素因数の和:19033

約数の個数: 32

約数和(自身を含む): 187248600

約数和(自身を除く): 104787920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 18913, 37826, 75652, 94565, 151304, 189130, 378260, 756520, 2061517, 4123034, 8246068, 10307585, 16492136, 20615170, 41230340, 82460680]

約数ペア:

[(1, 82460680), (2, 41230340), (4, 20615170), (5, 16492136), (8, 10307585), (10, 8246068), (20, 4123034), (40, 2061517), (109, 756520), (218, 378260), (436, 189130), (545, 151304), (872, 94565), (1090, 75652), (2180, 37826), (4360, 18913)]