8144290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1511}}^1$

素因数の和:1543

約数の個数: 48

約数和(自身を含む): 18615744

約数和(自身を除く): 10471454

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 1511, 2695, 3022, 5390, 7555, 10577, 15110, 16621, 21154, 33242, 52885, 74039, 83105, 105770, 116347, 148078, 166210, 232694, 370195, 581735, 740390, 814429, 1163470, 1628858, 4072145, 8144290]

約数ペア:

[(1, 8144290), (2, 4072145), (5, 1628858), (7, 1163470), (10, 814429), (11, 740390), (14, 581735), (22, 370195), (35, 232694), (49, 166210), (55, 148078), (70, 116347), (77, 105770), (98, 83105), (110, 74039), (154, 52885), (245, 33242), (385, 21154), (490, 16621), (539, 15110), (770, 10577), (1078, 7555), (1511, 5390), (2695, 3022)]