40285072

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{23531}}^1$

素因数の和:23646

約数の個数: 20

約数和(自身を含む): 78785136

約数和(自身を除く): 38500064

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 23531, 47062, 94124, 188248, 376496, 2517817, 5035634, 10071268, 20142536, 40285072]

約数ペア:

[(1, 40285072), (2, 20142536), (4, 10071268), (8, 5035634), (16, 2517817), (107, 376496), (214, 188248), (428, 94124), (856, 47062), (1712, 23531)]