40987648

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{3079}}^1$

素因数の和:3112

約数の個数: 44

約数和(自身を含む): 88266640

約数和(自身を除く): 47278992

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1664, 3079, 3328, 6158, 6656, 12316, 13312, 24632, 40027, 49264, 80054, 98528, 160108, 197056, 320216, 394112, 640432, 788224, 1280864, 1576448, 2561728, 3152896, 5123456, 10246912, 20493824, 40987648]

約数ペア:

[(1, 40987648), (2, 20493824), (4, 10246912), (8, 5123456), (13, 3152896), (16, 2561728), (26, 1576448), (32, 1280864), (52, 788224), (64, 640432), (104, 394112), (128, 320216), (208, 197056), (256, 160108), (416, 98528), (512, 80054), (832, 49264), (1024, 40027), (1664, 24632), (3079, 13312), (3328, 12316), (6158, 6656)]