18840840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157007}}^1$

素因数の和:157021

約数の個数: 32

約数和(自身を含む): 56522880

約数和(自身を除く): 37682040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157007, 314014, 471021, 628028, 785035, 942042, 1256056, 1570070, 1884084, 2355105, 3140140, 3768168, 4710210, 6280280, 9420420, 18840840]

約数ペア:

[(1, 18840840), (2, 9420420), (3, 6280280), (4, 4710210), (5, 3768168), (6, 3140140), (8, 2355105), (10, 1884084), (12, 1570070), (15, 1256056), (20, 942042), (24, 785035), (30, 628028), (40, 471021), (60, 314014), (120, 157007)]