542960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{617}}^1$

素因数の和:641

約数の個数: 40

約数和(自身を含む): 1379376

約数和(自身を除く): 836416

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 617, 880, 1234, 2468, 3085, 4936, 6170, 6787, 9872, 12340, 13574, 24680, 27148, 33935, 49360, 54296, 67870, 108592, 135740, 271480, 542960]

約数ペア:

[(1, 542960), (2, 271480), (4, 135740), (5, 108592), (8, 67870), (10, 54296), (11, 49360), (16, 33935), (20, 27148), (22, 24680), (40, 13574), (44, 12340), (55, 9872), (80, 6787), (88, 6170), (110, 4936), (176, 3085), (220, 2468), (440, 1234), (617, 880)]