264639160

素因数分解:

$2^3\times 5^1\times {\mathrm{6615979}}^1$

素因数の和:6615990

約数の個数: 16

約数和(自身を含む): 595438200

約数和(自身を除く): 330799040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6615979, 13231958, 26463916, 33079895, 52927832, 66159790, 132319580, 264639160]

約数ペア:

[(1, 264639160), (2, 132319580), (4, 66159790), (5, 52927832), (8, 33079895), (10, 26463916), (20, 13231958), (40, 6615979)]