890242528

素因数分解:

$2^5\times 7^1\times {\mathrm{1123}}^1\times {\mathrm{3539}}^1$

素因数の和:4679

約数の個数: 48

約数和(自身を含む): 2005395840

約数和(自身を除く): 1115153312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 1123, 2246, 3539, 4492, 7078, 7861, 8984, 14156, 15722, 17968, 24773, 28312, 31444, 35936, 49546, 56624, 62888, 99092, 113248, 125776, 198184, 251552, 396368, 792736, 3974297, 7948594, 15897188, 27820079, 31794376, 55640158, 63588752, 111280316, 127177504, 222560632, 445121264, 890242528]

約数ペア:

[(1, 890242528), (2, 445121264), (4, 222560632), (7, 127177504), (8, 111280316), (14, 63588752), (16, 55640158), (28, 31794376), (32, 27820079), (56, 15897188), (112, 7948594), (224, 3974297), (1123, 792736), (2246, 396368), (3539, 251552), (4492, 198184), (7078, 125776), (7861, 113248), (8984, 99092), (14156, 62888), (15722, 56624), (17968, 49546), (24773, 35936), (28312, 31444)]