557920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 1442448

約数和(自身を除く): 884528

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 317, 352, 440, 634, 880, 1268, 1585, 1760, 2536, 3170, 3487, 5072, 6340, 6974, 10144, 12680, 13948, 17435, 25360, 27896, 34870, 50720, 55792, 69740, 111584, 139480, 278960, 557920]

約数ペア:

[(1, 557920), (2, 278960), (4, 139480), (5, 111584), (8, 69740), (10, 55792), (11, 50720), (16, 34870), (20, 27896), (22, 25360), (32, 17435), (40, 13948), (44, 12680), (55, 10144), (80, 6974), (88, 6340), (110, 5072), (160, 3487), (176, 3170), (220, 2536), (317, 1760), (352, 1585), (440, 1268), (634, 880)]