1219040

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:435

約数の個数: 48

約数和(自身を含む): 3039120

約数和(自身を除く): 1820080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 401, 608, 760, 802, 1520, 1604, 2005, 3040, 3208, 4010, 6416, 7619, 8020, 12832, 15238, 16040, 30476, 32080, 38095, 60952, 64160, 76190, 121904, 152380, 243808, 304760, 609520, 1219040]

約数ペア:

[(1, 1219040), (2, 609520), (4, 304760), (5, 243808), (8, 152380), (10, 121904), (16, 76190), (19, 64160), (20, 60952), (32, 38095), (38, 32080), (40, 30476), (76, 16040), (80, 15238), (95, 12832), (152, 8020), (160, 7619), (190, 6416), (304, 4010), (380, 3208), (401, 3040), (608, 2005), (760, 1604), (802, 1520)]