204970010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79139}}^1$

素因数の和:79190

約数の個数: 32

約数和(自身を含む): 433054080

約数和(自身を除く): 228084070

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 79139, 158278, 395695, 553973, 791390, 1107946, 2769865, 2928143, 5539730, 5856286, 14640715, 20497001, 29281430, 40994002, 102485005, 204970010]

約数ペア:

[(1, 204970010), (2, 102485005), (5, 40994002), (7, 29281430), (10, 20497001), (14, 14640715), (35, 5856286), (37, 5539730), (70, 2928143), (74, 2769865), (185, 1107946), (259, 791390), (370, 553973), (518, 395695), (1295, 158278), (2590, 79139)]