420122416

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5261}}^1$

素因数の和:5330

約数の個数: 80

約数和(自身を含む): 1002221568

約数和(自身を除く): 582099152

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 46, 56, 62, 92, 112, 124, 161, 184, 217, 248, 322, 368, 434, 496, 644, 713, 868, 1288, 1426, 1736, 2576, 2852, 3472, 4991, 5261, 5704, 9982, 10522, 11408, 19964, 21044, 36827, 39928, 42088, 73654, 79856, 84176, 121003, 147308, 163091, 242006, 294616, 326182, 484012, 589232, 652364, 847021, 968024, 1141637, 1304728, 1694042, 1936048, 2283274, 2609456, 3388084, 3751093, 4566548, 6776168, 7502186, 9133096, 13552336, 15004372, 18266192, 26257651, 30008744, 52515302, 60017488, 105030604, 210061208, 420122416]

約数ペア:

[(1, 420122416), (2, 210061208), (4, 105030604), (7, 60017488), (8, 52515302), (14, 30008744), (16, 26257651), (23, 18266192), (28, 15004372), (31, 13552336), (46, 9133096), (56, 7502186), (62, 6776168), (92, 4566548), (112, 3751093), (124, 3388084), (161, 2609456), (184, 2283274), (217, 1936048), (248, 1694042), (322, 1304728), (368, 1141637), (434, 968024), (496, 847021), (644, 652364), (713, 589232), (868, 484012), (1288, 326182), (1426, 294616), (1736, 242006), (2576, 163091), (2852, 147308), (3472, 121003), (4991, 84176), (5261, 79856), (5704, 73654), (9982, 42088), (10522, 39928), (11408, 36827), (19964, 21044)]