528078520

素因数分解:

$2^3\times 5^1\times {\mathrm{13201963}}^1$

素因数の和:13201974

約数の個数: 16

約数和(自身を含む): 1188176760

約数和(自身を除く): 660098240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13201963, 26403926, 52807852, 66009815, 105615704, 132019630, 264039260, 528078520]

約数ペア:

[(1, 528078520), (2, 264039260), (4, 132019630), (5, 105615704), (8, 66009815), (10, 52807852), (20, 26403926), (40, 13201963)]