2560290436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{691}}^1\times {\mathrm{787}}^1$

素因数の和:1600

約数の個数: 48

約数和(自身を含む): 4946925312

約数和(自身を除く): 2386634876

約数列:

[1, 2, 4, 11, 22, 44, 107, 214, 428, 691, 787, 1177, 1382, 1574, 2354, 2764, 3148, 4708, 7601, 8657, 15202, 17314, 30404, 34628, 73937, 84209, 147874, 168418, 295748, 336836, 543817, 813307, 926299, 1087634, 1626614, 1852598, 2175268, 3253228, 3705196, 5981987, 11963974, 23927948, 58188419, 116376838, 232753676, 640072609, 1280145218, 2560290436]

約数ペア:

[(1, 2560290436), (2, 1280145218), (4, 640072609), (11, 232753676), (22, 116376838), (44, 58188419), (107, 23927948), (214, 11963974), (428, 5981987), (691, 3705196), (787, 3253228), (1177, 2175268), (1382, 1852598), (1574, 1626614), (2354, 1087634), (2764, 926299), (3148, 813307), (4708, 543817), (7601, 336836), (8657, 295748), (15202, 168418), (17314, 147874), (30404, 84209), (34628, 73937)]