40681366

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 68428800

約数和(自身を除く): 27747434

約数列:

[1, 2, 11, 22, 79, 89, 158, 178, 263, 526, 869, 979, 1738, 1958, 2893, 5786, 7031, 14062, 20777, 23407, 41554, 46814, 77341, 154682, 228547, 257477, 457094, 514954, 1849153, 3698306, 20340683, 40681366]

約数ペア:

[(1, 40681366), (2, 20340683), (11, 3698306), (22, 1849153), (79, 514954), (89, 457094), (158, 257477), (178, 228547), (263, 154682), (526, 77341), (869, 46814), (979, 41554), (1738, 23407), (1958, 20777), (2893, 14062), (5786, 7031)]