420123392

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3079}}^1$

素因数の和:3149

約数の個数: 72

約数和(自身を含む): 925441440

約数和(自身を除く): 505318048

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 128, 164, 208, 256, 328, 416, 533, 656, 832, 1066, 1312, 1664, 2132, 2624, 3079, 3328, 4264, 5248, 6158, 8528, 10496, 12316, 17056, 24632, 34112, 40027, 49264, 68224, 80054, 98528, 126239, 136448, 160108, 197056, 252478, 320216, 394112, 504956, 640432, 788224, 1009912, 1280864, 1641107, 2019824, 2561728, 3282214, 4039648, 5123456, 6564428, 8079296, 10246912, 13128856, 16158592, 26257712, 32317184, 52515424, 105030848, 210061696, 420123392]

約数ペア:

[(1, 420123392), (2, 210061696), (4, 105030848), (8, 52515424), (13, 32317184), (16, 26257712), (26, 16158592), (32, 13128856), (41, 10246912), (52, 8079296), (64, 6564428), (82, 5123456), (104, 4039648), (128, 3282214), (164, 2561728), (208, 2019824), (256, 1641107), (328, 1280864), (416, 1009912), (533, 788224), (656, 640432), (832, 504956), (1066, 394112), (1312, 320216), (1664, 252478), (2132, 197056), (2624, 160108), (3079, 136448), (3328, 126239), (4264, 98528), (5248, 80054), (6158, 68224), (8528, 49264), (10496, 40027), (12316, 34112), (17056, 24632)]