25428920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{57793}}^1$

素因数の和:57815

約数の個数: 32

約数和(自身を含む): 62417520

約数和(自身を除く): 36988600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 57793, 115586, 231172, 288965, 462344, 577930, 635723, 1155860, 1271446, 2311720, 2542892, 3178615, 5085784, 6357230, 12714460, 25428920]

約数ペア:

[(1, 25428920), (2, 12714460), (4, 6357230), (5, 5085784), (8, 3178615), (10, 2542892), (11, 2311720), (20, 1271446), (22, 1155860), (40, 635723), (44, 577930), (55, 462344), (88, 288965), (110, 231172), (220, 115586), (440, 57793)]