201787760020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131031013}}^1$

素因数の和:131031040

約数の個数: 48

約数和(自身を含む): 528317048448

約数和(自身を除く): 326529288428

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 131031013, 262062026, 524124052, 655155065, 917217091, 1310310130, 1441341143, 1834434182, 2620620260, 2882682286, 3668868364, 4586085455, 5765364572, 7206705715, 9172170910, 10089388001, 14413411430, 18344341820, 20178776002, 28826822860, 40357552004, 50446940005, 100893880010, 201787760020]

約数ペア:

[(1, 201787760020), (2, 100893880010), (4, 50446940005), (5, 40357552004), (7, 28826822860), (10, 20178776002), (11, 18344341820), (14, 14413411430), (20, 10089388001), (22, 9172170910), (28, 7206705715), (35, 5765364572), (44, 4586085455), (55, 3668868364), (70, 2882682286), (77, 2620620260), (110, 1834434182), (140, 1441341143), (154, 1310310130), (220, 917217091), (308, 655155065), (385, 524124052), (770, 262062026), (1540, 131031013)]