1949673040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3481559}}^1$

素因数の和:3481579

約数の個数: 40

約数和(自身を含む): 5180561280

約数和(自身を除く): 3230888240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3481559, 6963118, 13926236, 17407795, 24370913, 27852472, 34815590, 48741826, 55704944, 69631180, 97483652, 121854565, 139262360, 194967304, 243709130, 278524720, 389934608, 487418260, 974836520, 1949673040]

約数ペア:

[(1, 1949673040), (2, 974836520), (4, 487418260), (5, 389934608), (7, 278524720), (8, 243709130), (10, 194967304), (14, 139262360), (16, 121854565), (20, 97483652), (28, 69631180), (35, 55704944), (40, 48741826), (56, 34815590), (70, 27852472), (80, 24370913), (112, 17407795), (140, 13926236), (280, 6963118), (560, 3481559)]