630756880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{606497}}^1$

素因数の和:606523

約数の個数: 40

約数和(自身を含む): 1579320792

約数和(自身を除く): 948563912

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 606497, 1212994, 2425988, 3032485, 4851976, 6064970, 7884461, 9703952, 12129940, 15768922, 24259880, 31537844, 39422305, 48519760, 63075688, 78844610, 126151376, 157689220, 315378440, 630756880]

約数ペア:

[(1, 630756880), (2, 315378440), (4, 157689220), (5, 126151376), (8, 78844610), (10, 63075688), (13, 48519760), (16, 39422305), (20, 31537844), (26, 24259880), (40, 15768922), (52, 12129940), (65, 9703952), (80, 7884461), (104, 6064970), (130, 4851976), (208, 3032485), (260, 2425988), (520, 1212994), (1040, 606497)]