40721758

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{983}}^1$

素因数の和:1272

約数の個数: 32

約数和(自身を含む): 76515840

約数和(自身を除く): 35794082

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 269, 538, 983, 1883, 1966, 2959, 3766, 5918, 6881, 10813, 13762, 20713, 21626, 41426, 75691, 151382, 264427, 528854, 1850989, 2908697, 3701978, 5817394, 20360879, 40721758]

約数ペア:

[(1, 40721758), (2, 20360879), (7, 5817394), (11, 3701978), (14, 2908697), (22, 1850989), (77, 528854), (154, 264427), (269, 151382), (538, 75691), (983, 41426), (1883, 21626), (1966, 20713), (2959, 13762), (3766, 10813), (5918, 6881)]