156722020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{86111}}^1$

素因数の和:86140

約数の個数: 48

約数和(自身を含む): 405070848

約数和(自身を除く): 248348828

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 86111, 172222, 344444, 430555, 602777, 861110, 1119443, 1205554, 1722220, 2238886, 2411108, 3013885, 4477772, 5597215, 6027770, 7836101, 11194430, 12055540, 15672202, 22388860, 31344404, 39180505, 78361010, 156722020]

約数ペア:

[(1, 156722020), (2, 78361010), (4, 39180505), (5, 31344404), (7, 22388860), (10, 15672202), (13, 12055540), (14, 11194430), (20, 7836101), (26, 6027770), (28, 5597215), (35, 4477772), (52, 3013885), (65, 2411108), (70, 2238886), (91, 1722220), (130, 1205554), (140, 1119443), (182, 861110), (260, 602777), (364, 430555), (455, 344444), (910, 172222), (1820, 86111)]