11525240

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3947}}^1$

素因数の和:4031

約数の個数: 32

約数和(自身を含む): 26293680

約数和(自身を除く): 14768440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 3947, 7894, 15788, 19735, 31576, 39470, 78940, 157880, 288131, 576262, 1152524, 1440655, 2305048, 2881310, 5762620, 11525240]

約数ペア:

[(1, 11525240), (2, 5762620), (4, 2881310), (5, 2305048), (8, 1440655), (10, 1152524), (20, 576262), (40, 288131), (73, 157880), (146, 78940), (292, 39470), (365, 31576), (584, 19735), (730, 15788), (1460, 7894), (2920, 3947)]