47421380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{81761}}^1$

素因数の和:81799

約数の個数: 24

約数和(自身を含む): 103020120

約数和(自身を除く): 55598740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 81761, 163522, 327044, 408805, 817610, 1635220, 2371069, 4742138, 9484276, 11855345, 23710690, 47421380]

約数ペア:

[(1, 47421380), (2, 23710690), (4, 11855345), (5, 9484276), (10, 4742138), (20, 2371069), (29, 1635220), (58, 817610), (116, 408805), (145, 327044), (290, 163522), (580, 81761)]