8043280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:344

約数の個数: 80

約数和(自身を含む): 21855744

約数和(自身を除く): 13812464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 271, 280, 371, 424, 530, 542, 560, 742, 848, 1060, 1084, 1355, 1484, 1855, 1897, 2120, 2168, 2710, 2968, 3710, 3794, 4240, 4336, 5420, 5936, 7420, 7588, 9485, 10840, 14363, 14840, 15176, 18970, 21680, 28726, 29680, 30352, 37940, 57452, 71815, 75880, 100541, 114904, 143630, 151760, 201082, 229808, 287260, 402164, 502705, 574520, 804328, 1005410, 1149040, 1608656, 2010820, 4021640, 8043280]

約数ペア:

[(1, 8043280), (2, 4021640), (4, 2010820), (5, 1608656), (7, 1149040), (8, 1005410), (10, 804328), (14, 574520), (16, 502705), (20, 402164), (28, 287260), (35, 229808), (40, 201082), (53, 151760), (56, 143630), (70, 114904), (80, 100541), (106, 75880), (112, 71815), (140, 57452), (212, 37940), (265, 30352), (271, 29680), (280, 28726), (371, 21680), (424, 18970), (530, 15176), (542, 14840), (560, 14363), (742, 10840), (848, 9485), (1060, 7588), (1084, 7420), (1355, 5936), (1484, 5420), (1855, 4336), (1897, 4240), (2120, 3794), (2168, 3710), (2710, 2968)]