754839340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^2\times {\mathrm{7487}}^1$

素因数の和:7638

約数の個数: 36

約数和(自身を含む): 1608018048

約数和(自身を除く): 853178708

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 5041, 7487, 10082, 14974, 20164, 25205, 29948, 37435, 50410, 74870, 100820, 149740, 531577, 1063154, 2126308, 2657885, 5315770, 10631540, 37741967, 75483934, 150967868, 188709835, 377419670, 754839340]

約数ペア:

[(1, 754839340), (2, 377419670), (4, 188709835), (5, 150967868), (10, 75483934), (20, 37741967), (71, 10631540), (142, 5315770), (284, 2657885), (355, 2126308), (710, 1063154), (1420, 531577), (5041, 149740), (7487, 100820), (10082, 74870), (14974, 50410), (20164, 37435), (25205, 29948)]