26362880

素因数分解:

$2^{10}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:315

約数の個数: 88

約数和(自身を含む): 66814080

約数和(自身を除く): 40451200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 271, 304, 320, 380, 512, 542, 608, 640, 760, 1024, 1084, 1216, 1280, 1355, 1520, 2168, 2432, 2560, 2710, 3040, 4336, 4864, 5120, 5149, 5420, 6080, 8672, 9728, 10298, 10840, 12160, 17344, 19456, 20596, 21680, 24320, 25745, 34688, 41192, 43360, 48640, 51490, 69376, 82384, 86720, 97280, 102980, 138752, 164768, 173440, 205960, 277504, 329536, 346880, 411920, 659072, 693760, 823840, 1318144, 1387520, 1647680, 2636288, 3295360, 5272576, 6590720, 13181440, 26362880]

約数ペア:

[(1, 26362880), (2, 13181440), (4, 6590720), (5, 5272576), (8, 3295360), (10, 2636288), (16, 1647680), (19, 1387520), (20, 1318144), (32, 823840), (38, 693760), (40, 659072), (64, 411920), (76, 346880), (80, 329536), (95, 277504), (128, 205960), (152, 173440), (160, 164768), (190, 138752), (256, 102980), (271, 97280), (304, 86720), (320, 82384), (380, 69376), (512, 51490), (542, 48640), (608, 43360), (640, 41192), (760, 34688), (1024, 25745), (1084, 24320), (1216, 21680), (1280, 20596), (1355, 19456), (1520, 17344), (2168, 12160), (2432, 10840), (2560, 10298), (2710, 9728), (3040, 8672), (4336, 6080), (4864, 5420), (5120, 5149)]