16334920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{257}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 42353280

約数和(自身を除く): 26018360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 227, 257, 280, 454, 514, 908, 1028, 1135, 1285, 1589, 1799, 1816, 2056, 2270, 2570, 3178, 3598, 4540, 5140, 6356, 7196, 7945, 8995, 9080, 10280, 12712, 14392, 15890, 17990, 31780, 35980, 58339, 63560, 71960, 116678, 233356, 291695, 408373, 466712, 583390, 816746, 1166780, 1633492, 2041865, 2333560, 3266984, 4083730, 8167460, 16334920]

約数ペア:

[(1, 16334920), (2, 8167460), (4, 4083730), (5, 3266984), (7, 2333560), (8, 2041865), (10, 1633492), (14, 1166780), (20, 816746), (28, 583390), (35, 466712), (40, 408373), (56, 291695), (70, 233356), (140, 116678), (227, 71960), (257, 63560), (280, 58339), (454, 35980), (514, 31780), (908, 17990), (1028, 15890), (1135, 14392), (1285, 12712), (1589, 10280), (1799, 9080), (1816, 8995), (2056, 7945), (2270, 7196), (2570, 6356), (3178, 5140), (3598, 4540)]