201098920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457043}}^1$

素因数の和:457065

約数の個数: 32

約数和(自身を含む): 493607520

約数和(自身を除く): 292508600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 457043, 914086, 1828172, 2285215, 3656344, 4570430, 5027473, 9140860, 10054946, 18281720, 20109892, 25137365, 40219784, 50274730, 100549460, 201098920]

約数ペア:

[(1, 201098920), (2, 100549460), (4, 50274730), (5, 40219784), (8, 25137365), (10, 20109892), (11, 18281720), (20, 10054946), (22, 9140860), (40, 5027473), (44, 4570430), (55, 3656344), (88, 2285215), (110, 1828172), (220, 914086), (440, 457043)]