5078440

素因数分解:

$2^3\times 5^1\times {\mathrm{126961}}^1$

素因数の和:126972

約数の個数: 16

約数和(自身を含む): 11426580

約数和(自身を除く): 6348140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 126961, 253922, 507844, 634805, 1015688, 1269610, 2539220, 5078440]

約数ペア:

[(1, 5078440), (2, 2539220), (4, 1269610), (5, 1015688), (8, 634805), (10, 507844), (20, 253922), (40, 126961)]