198059540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{12979}}^1$

素因数の和:13104

約数の個数: 48

約数和(自身を含む): 479740800

約数和(自身を除く): 281681260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 7630, 12979, 15260, 25958, 51916, 64895, 90853, 129790, 181706, 259580, 363412, 454265, 908530, 1414711, 1817060, 2829422, 5658844, 7073555, 9902977, 14147110, 19805954, 28294220, 39611908, 49514885, 99029770, 198059540]

約数ペア:

[(1, 198059540), (2, 99029770), (4, 49514885), (5, 39611908), (7, 28294220), (10, 19805954), (14, 14147110), (20, 9902977), (28, 7073555), (35, 5658844), (70, 2829422), (109, 1817060), (140, 1414711), (218, 908530), (436, 454265), (545, 363412), (763, 259580), (1090, 181706), (1526, 129790), (2180, 90853), (3052, 64895), (3815, 51916), (7630, 25958), (12979, 15260)]