2003180144

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{140831}}^1$

素因数の和:140973

約数の個数: 40

約数和(自身を含む): 4470571008

約数和(自身を除く): 2467390864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 254, 508, 889, 1016, 1778, 2032, 3556, 7112, 14224, 140831, 281662, 563324, 985817, 1126648, 1971634, 2253296, 3943268, 7886536, 15773072, 17885537, 35771074, 71542148, 125198759, 143084296, 250397518, 286168592, 500795036, 1001590072, 2003180144]

約数ペア:

[(1, 2003180144), (2, 1001590072), (4, 500795036), (7, 286168592), (8, 250397518), (14, 143084296), (16, 125198759), (28, 71542148), (56, 35771074), (112, 17885537), (127, 15773072), (254, 7886536), (508, 3943268), (889, 2253296), (1016, 1971634), (1778, 1126648), (2032, 985817), (3556, 563324), (7112, 281662), (14224, 140831)]