20861050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3137}}^1$

素因数の和:3175

約数の個数: 48

約数和(自身を含む): 46693440

約数和(自身を除く): 25832390

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 50, 70, 95, 133, 175, 190, 266, 350, 475, 665, 950, 1330, 3137, 3325, 6274, 6650, 15685, 21959, 31370, 43918, 59603, 78425, 109795, 119206, 156850, 219590, 298015, 417221, 548975, 596030, 834442, 1097950, 1490075, 2086105, 2980150, 4172210, 10430525, 20861050]

約数ペア:

[(1, 20861050), (2, 10430525), (5, 4172210), (7, 2980150), (10, 2086105), (14, 1490075), (19, 1097950), (25, 834442), (35, 596030), (38, 548975), (50, 417221), (70, 298015), (95, 219590), (133, 156850), (175, 119206), (190, 109795), (266, 78425), (350, 59603), (475, 43918), (665, 31370), (950, 21959), (1330, 15685), (3137, 6650), (3325, 6274)]