7491020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 16547328

約数和(自身を除く): 9056308

約数列:

[1, 2, 4, 5, 10, 20, 37, 53, 74, 106, 148, 185, 191, 212, 265, 370, 382, 530, 740, 764, 955, 1060, 1910, 1961, 3820, 3922, 7067, 7844, 9805, 10123, 14134, 19610, 20246, 28268, 35335, 39220, 40492, 50615, 70670, 101230, 141340, 202460, 374551, 749102, 1498204, 1872755, 3745510, 7491020]

約数ペア:

[(1, 7491020), (2, 3745510), (4, 1872755), (5, 1498204), (10, 749102), (20, 374551), (37, 202460), (53, 141340), (74, 101230), (106, 70670), (148, 50615), (185, 40492), (191, 39220), (212, 35335), (265, 28268), (370, 20246), (382, 19610), (530, 14134), (740, 10123), (764, 9805), (955, 7844), (1060, 7067), (1910, 3922), (1961, 3820)]