1390550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:185

約数の個数: 48

約数和(自身を含む): 3080160

約数和(自身を除く): 1689610

約数列:

[1, 2, 5, 7, 10, 14, 25, 29, 35, 50, 58, 70, 137, 145, 175, 203, 274, 290, 350, 406, 685, 725, 959, 1015, 1370, 1450, 1918, 2030, 3425, 3973, 4795, 5075, 6850, 7946, 9590, 10150, 19865, 23975, 27811, 39730, 47950, 55622, 99325, 139055, 198650, 278110, 695275, 1390550]

約数ペア:

[(1, 1390550), (2, 695275), (5, 278110), (7, 198650), (10, 139055), (14, 99325), (25, 55622), (29, 47950), (35, 39730), (50, 27811), (58, 23975), (70, 19865), (137, 10150), (145, 9590), (175, 7946), (203, 6850), (274, 5075), (290, 4795), (350, 3973), (406, 3425), (685, 2030), (725, 1918), (959, 1450), (1015, 1370)]