2200590

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{499}}^1$

素因数の和:526

約数の個数: 72

約数和(自身を含む): 6669000

約数和(自身を除く): 4468410

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 499, 630, 735, 882, 998, 1470, 1497, 2205, 2495, 2994, 3493, 4410, 4491, 4990, 6986, 7485, 8982, 10479, 14970, 17465, 20958, 22455, 24451, 31437, 34930, 44910, 48902, 52395, 62874, 73353, 104790, 122255, 146706, 157185, 220059, 244510, 314370, 366765, 440118, 733530, 1100295, 2200590]

約数ペア:

[(1, 2200590), (2, 1100295), (3, 733530), (5, 440118), (6, 366765), (7, 314370), (9, 244510), (10, 220059), (14, 157185), (15, 146706), (18, 122255), (21, 104790), (30, 73353), (35, 62874), (42, 52395), (45, 48902), (49, 44910), (63, 34930), (70, 31437), (90, 24451), (98, 22455), (105, 20958), (126, 17465), (147, 14970), (210, 10479), (245, 8982), (294, 7485), (315, 6986), (441, 4990), (490, 4491), (499, 4410), (630, 3493), (735, 2994), (882, 2495), (998, 2205), (1470, 1497)]