124760020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{81013}}^1$

素因数の和:81040

約数の個数: 48

約数和(自身を含む): 326648448

約数和(自身を除く): 201888428

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, 81013, 162026, 324052, 405065, 567091, 810130, 891143, 1134182, 1620260, 1782286, 2268364, 2835455, 3564572, 4455715, 5670910, 6238001, 8911430, 11341820, 12476002, 17822860, 24952004, 31190005, 62380010, 124760020]

約数ペア:

[(1, 124760020), (2, 62380010), (4, 31190005), (5, 24952004), (7, 17822860), (10, 12476002), (11, 11341820), (14, 8911430), (20, 6238001), (22, 5670910), (28, 4455715), (35, 3564572), (44, 2835455), (55, 2268364), (70, 1782286), (77, 1620260), (110, 1134182), (140, 891143), (154, 810130), (220, 567091), (308, 405065), (385, 324052), (770, 162026), (1540, 81013)]