1627708040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{25609}}^1$

素因数の和:25854

約数の個数: 64

約数和(自身を含む): 4204137600

約数和(自身を除く): 2576429560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 227, 280, 454, 908, 1135, 1589, 1816, 2270, 3178, 4540, 6356, 7945, 9080, 12712, 15890, 25609, 31780, 51218, 63560, 102436, 128045, 179263, 204872, 256090, 358526, 512180, 717052, 896315, 1024360, 1434104, 1792630, 3585260, 5813243, 7170520, 11626486, 23252972, 29066215, 40692701, 46505944, 58132430, 81385402, 116264860, 162770804, 203463505, 232529720, 325541608, 406927010, 813854020, 1627708040]

約数ペア:

[(1, 1627708040), (2, 813854020), (4, 406927010), (5, 325541608), (7, 232529720), (8, 203463505), (10, 162770804), (14, 116264860), (20, 81385402), (28, 58132430), (35, 46505944), (40, 40692701), (56, 29066215), (70, 23252972), (140, 11626486), (227, 7170520), (280, 5813243), (454, 3585260), (908, 1792630), (1135, 1434104), (1589, 1024360), (1816, 896315), (2270, 717052), (3178, 512180), (4540, 358526), (6356, 256090), (7945, 204872), (9080, 179263), (12712, 128045), (15890, 102436), (25609, 63560), (31780, 51218)]