807302020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{303497}}^1$

素因数の和:303532

約数の個数: 48

約数和(自身を含む): 2039506560

約数和(自身を除く): 1232204540

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 303497, 606994, 1213988, 1517485, 2124479, 3034970, 4248958, 5766443, 6069940, 8497916, 10622395, 11532886, 21244790, 23065772, 28832215, 40365101, 42489580, 57664430, 80730202, 115328860, 161460404, 201825505, 403651010, 807302020]

約数ペア:

[(1, 807302020), (2, 403651010), (4, 201825505), (5, 161460404), (7, 115328860), (10, 80730202), (14, 57664430), (19, 42489580), (20, 40365101), (28, 28832215), (35, 23065772), (38, 21244790), (70, 11532886), (76, 10622395), (95, 8497916), (133, 6069940), (140, 5766443), (190, 4248958), (266, 3034970), (380, 2124479), (532, 1517485), (665, 1213988), (1330, 606994), (2660, 303497)]