1520744540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{10862461}}^1$

素因数の和:10862477

約数の個数: 24

約数和(自身を含む): 3649787232

約数和(自身を除く): 2129042692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 10862461, 21724922, 43449844, 54312305, 76037227, 108624610, 152074454, 217249220, 304148908, 380186135, 760372270, 1520744540]

約数ペア:

[(1, 1520744540), (2, 760372270), (4, 380186135), (5, 304148908), (7, 217249220), (10, 152074454), (14, 108624610), (20, 76037227), (28, 54312305), (35, 43449844), (70, 21724922), (140, 10862461)]