222079340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{2467}}^1$

素因数の和:3126

約数の個数: 48

約数和(自身を含む): 534035712

約数和(自身を除く): 311956372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 643, 1286, 2467, 2572, 3215, 4501, 4934, 6430, 9002, 9868, 12335, 12860, 17269, 18004, 22505, 24670, 34538, 45010, 49340, 69076, 86345, 90020, 172690, 345380, 1586281, 3172562, 6345124, 7931405, 11103967, 15862810, 22207934, 31725620, 44415868, 55519835, 111039670, 222079340]

約数ペア:

[(1, 222079340), (2, 111039670), (4, 55519835), (5, 44415868), (7, 31725620), (10, 22207934), (14, 15862810), (20, 11103967), (28, 7931405), (35, 6345124), (70, 3172562), (140, 1586281), (643, 345380), (1286, 172690), (2467, 90020), (2572, 86345), (3215, 69076), (4501, 49340), (4934, 45010), (6430, 34538), (9002, 24670), (9868, 22505), (12335, 18004), (12860, 17269)]