64304920

素因数分解:

$2^3\times 5^1\times {\mathrm{593}}^1\times {\mathrm{2711}}^1$

素因数の和:3315

約数の個数: 32

約数和(自身を含む): 144983520

約数和(自身を除く): 80678600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 593, 1186, 2372, 2711, 2965, 4744, 5422, 5930, 10844, 11860, 13555, 21688, 23720, 27110, 54220, 108440, 1607623, 3215246, 6430492, 8038115, 12860984, 16076230, 32152460, 64304920]

約数ペア:

[(1, 64304920), (2, 32152460), (4, 16076230), (5, 12860984), (8, 8038115), (10, 6430492), (20, 3215246), (40, 1607623), (593, 108440), (1186, 54220), (2372, 27110), (2711, 23720), (2965, 21688), (4744, 13555), (5422, 11860), (5930, 10844)]