25470620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4231}}^1$

素因数の和:4290

約数の個数: 48

約数和(自身を含む): 62565888

約数和(自身を除く): 37095268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 4231, 6020, 8462, 16924, 21155, 29617, 42310, 59234, 84620, 118468, 148085, 181933, 296170, 363866, 592340, 727732, 909665, 1273531, 1819330, 2547062, 3638660, 5094124, 6367655, 12735310, 25470620]

約数ペア:

[(1, 25470620), (2, 12735310), (4, 6367655), (5, 5094124), (7, 3638660), (10, 2547062), (14, 1819330), (20, 1273531), (28, 909665), (35, 727732), (43, 592340), (70, 363866), (86, 296170), (140, 181933), (172, 148085), (215, 118468), (301, 84620), (430, 59234), (602, 42310), (860, 29617), (1204, 21155), (1505, 16924), (3010, 8462), (4231, 6020)]