2749590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:373

約数の個数: 48

約数和(自身を含む): 7233408

約数和(自身を除く): 4483818

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 137, 223, 274, 411, 446, 669, 685, 822, 1115, 1233, 1338, 1370, 2007, 2055, 2230, 2466, 3345, 4014, 4110, 6165, 6690, 10035, 12330, 20070, 30551, 61102, 91653, 152755, 183306, 274959, 305510, 458265, 549918, 916530, 1374795, 2749590]

約数ペア:

[(1, 2749590), (2, 1374795), (3, 916530), (5, 549918), (6, 458265), (9, 305510), (10, 274959), (15, 183306), (18, 152755), (30, 91653), (45, 61102), (90, 30551), (137, 20070), (223, 12330), (274, 10035), (411, 6690), (446, 6165), (669, 4110), (685, 4014), (822, 3345), (1115, 2466), (1233, 2230), (1338, 2055), (1370, 2007)]