2004002

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^2$

素因数の和:64

約数の個数: 54

約数和(自身を含む): 4161969

約数和(自身を除く): 2157967

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 49, 77, 91, 98, 121, 143, 154, 169, 182, 242, 286, 338, 539, 637, 847, 1001, 1078, 1183, 1274, 1573, 1694, 1859, 2002, 2366, 3146, 3718, 5929, 7007, 8281, 11011, 11858, 13013, 14014, 16562, 20449, 22022, 26026, 40898, 77077, 91091, 143143, 154154, 182182, 286286, 1002001, 2004002]

約数ペア:

[(1, 2004002), (2, 1002001), (7, 286286), (11, 182182), (13, 154154), (14, 143143), (22, 91091), (26, 77077), (49, 40898), (77, 26026), (91, 22022), (98, 20449), (121, 16562), (143, 14014), (154, 13013), (169, 11858), (182, 11011), (242, 8281), (286, 7007), (338, 5929), (539, 3718), (637, 3146), (847, 2366), (1001, 2002), (1078, 1859), (1183, 1694), (1274, 1573)]