2001515

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:422

約数の個数: 16

約数和(自身を含む): 2553600

約数和(自身を除く): 552085

約数列:

[1, 5, 31, 37, 155, 185, 349, 1147, 1745, 5735, 10819, 12913, 54095, 64565, 400303, 2001515]

約数ペア:

[(1, 2001515), (5, 400303), (31, 64565), (37, 54095), (155, 12913), (185, 10819), (349, 5735), (1147, 1745)]