2598820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{977}}^1$

素因数の和:1012

約数の個数: 48

約数和(自身を含む): 6572160

約数和(自身を除く): 3973340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 977, 1330, 1954, 2660, 3908, 4885, 6839, 9770, 13678, 18563, 19540, 27356, 34195, 37126, 68390, 74252, 92815, 129941, 136780, 185630, 259882, 371260, 519764, 649705, 1299410, 2598820]

約数ペア:

[(1, 2598820), (2, 1299410), (4, 649705), (5, 519764), (7, 371260), (10, 259882), (14, 185630), (19, 136780), (20, 129941), (28, 92815), (35, 74252), (38, 68390), (70, 37126), (76, 34195), (95, 27356), (133, 19540), (140, 18563), (190, 13678), (266, 9770), (380, 6839), (532, 4885), (665, 3908), (977, 2660), (1330, 1954)]