40805380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26497}}^1$

素因数の和:26524

約数の個数: 48

約数和(自身を含む): 106839936

約数和(自身を除く): 66034556

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 26497, 52994, 105988, 132485, 185479, 264970, 291467, 370958, 529940, 582934, 741916, 927395, 1165868, 1457335, 1854790, 2040269, 2914670, 3709580, 4080538, 5829340, 8161076, 10201345, 20402690, 40805380]

約数ペア:

[(1, 40805380), (2, 20402690), (4, 10201345), (5, 8161076), (7, 5829340), (10, 4080538), (11, 3709580), (14, 2914670), (20, 2040269), (22, 1854790), (28, 1457335), (35, 1165868), (44, 927395), (55, 741916), (70, 582934), (77, 529940), (110, 370958), (140, 291467), (154, 264970), (220, 185479), (308, 132485), (385, 105988), (770, 52994), (1540, 26497)]