346260040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1236643}}^1$

素因数の和:1236661

約数の個数: 32

約数和(自身を含む): 890383680

約数和(自身を除く): 544123640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1236643, 2473286, 4946572, 6183215, 8656501, 9893144, 12366430, 17313002, 24732860, 34626004, 43282505, 49465720, 69252008, 86565010, 173130020, 346260040]

約数ペア:

[(1, 346260040), (2, 173130020), (4, 86565010), (5, 69252008), (7, 49465720), (8, 43282505), (10, 34626004), (14, 24732860), (20, 17313002), (28, 12366430), (35, 9893144), (40, 8656501), (56, 6183215), (70, 4946572), (140, 2473286), (280, 1236643)]