4256820512

素因数分解:

$2^5\times 7^2\times {\mathrm{139}}^1\times {\mathrm{19531}}^1$

素因数の和:19694

約数の個数: 72

約数和(自身を含む): 9819517680

約数和(自身を除く): 5562697168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 139, 196, 224, 278, 392, 556, 784, 973, 1112, 1568, 1946, 2224, 3892, 4448, 6811, 7784, 13622, 15568, 19531, 27244, 31136, 39062, 54488, 78124, 108976, 136717, 156248, 217952, 273434, 312496, 546868, 624992, 957019, 1093736, 1914038, 2187472, 2714809, 3828076, 4374944, 5429618, 7656152, 10859236, 15312304, 19003663, 21718472, 30624608, 38007326, 43436944, 76014652, 86873888, 133025641, 152029304, 266051282, 304058608, 532102564, 608117216, 1064205128, 2128410256, 4256820512]

約数ペア:

[(1, 4256820512), (2, 2128410256), (4, 1064205128), (7, 608117216), (8, 532102564), (14, 304058608), (16, 266051282), (28, 152029304), (32, 133025641), (49, 86873888), (56, 76014652), (98, 43436944), (112, 38007326), (139, 30624608), (196, 21718472), (224, 19003663), (278, 15312304), (392, 10859236), (556, 7656152), (784, 5429618), (973, 4374944), (1112, 3828076), (1568, 2714809), (1946, 2187472), (2224, 1914038), (3892, 1093736), (4448, 957019), (6811, 624992), (7784, 546868), (13622, 312496), (15568, 273434), (19531, 217952), (27244, 156248), (31136, 136717), (39062, 108976), (54488, 78124)]