20752600

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{9433}}^1$

素因数の和:9460

約数の個数: 48

約数和(自身を含む): 52641720

約数和(自身を除く): 31889120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 9433, 18866, 37732, 47165, 75464, 94330, 103763, 188660, 207526, 235825, 377320, 415052, 471650, 518815, 830104, 943300, 1037630, 1886600, 2075260, 2594075, 4150520, 5188150, 10376300, 20752600]

約数ペア:

[(1, 20752600), (2, 10376300), (4, 5188150), (5, 4150520), (8, 2594075), (10, 2075260), (11, 1886600), (20, 1037630), (22, 943300), (25, 830104), (40, 518815), (44, 471650), (50, 415052), (55, 377320), (88, 235825), (100, 207526), (110, 188660), (200, 103763), (220, 94330), (275, 75464), (440, 47165), (550, 37732), (1100, 18866), (2200, 9433)]