40404992

素因数分解:

$2^{11}\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 81981900

約数和(自身を除く): 41576908

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 181, 218, 256, 362, 436, 512, 724, 872, 1024, 1448, 1744, 2048, 2896, 3488, 5792, 6976, 11584, 13952, 19729, 23168, 27904, 39458, 46336, 55808, 78916, 92672, 111616, 157832, 185344, 223232, 315664, 370688, 631328, 1262656, 2525312, 5050624, 10101248, 20202496, 40404992]

約数ペア:

[(1, 40404992), (2, 20202496), (4, 10101248), (8, 5050624), (16, 2525312), (32, 1262656), (64, 631328), (109, 370688), (128, 315664), (181, 223232), (218, 185344), (256, 157832), (362, 111616), (436, 92672), (512, 78916), (724, 55808), (872, 46336), (1024, 39458), (1448, 27904), (1744, 23168), (2048, 19729), (2896, 13952), (3488, 11584), (5792, 6976)]