2001092180

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{433}}^1\times {\mathrm{743}}^1$

素因数の和:1496

約数の個数: 48

約数和(自身を含む): 4231229184

約数和(自身を除く): 2230137004

約数列:

[1, 2, 4, 5, 10, 20, 311, 433, 622, 743, 866, 1244, 1486, 1555, 1732, 2165, 2972, 3110, 3715, 4330, 6220, 7430, 8660, 14860, 134663, 231073, 269326, 321719, 462146, 538652, 643438, 673315, 924292, 1155365, 1286876, 1346630, 1608595, 2310730, 2693260, 3217190, 4621460, 6434380, 100054609, 200109218, 400218436, 500273045, 1000546090, 2001092180]

約数ペア:

[(1, 2001092180), (2, 1000546090), (4, 500273045), (5, 400218436), (10, 200109218), (20, 100054609), (311, 6434380), (433, 4621460), (622, 3217190), (743, 2693260), (866, 2310730), (1244, 1608595), (1486, 1346630), (1555, 1286876), (1732, 1155365), (2165, 924292), (2972, 673315), (3110, 643438), (3715, 538652), (4330, 462146), (6220, 321719), (7430, 269326), (8660, 231073), (14860, 134663)]