8404960

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:547

約数の個数: 48

約数和(自身を含む): 20058192

約数和(自身を除く): 11653232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 401, 524, 655, 802, 1048, 1310, 1604, 2005, 2096, 2620, 3208, 4010, 4192, 5240, 6416, 8020, 10480, 12832, 16040, 20960, 32080, 52531, 64160, 105062, 210124, 262655, 420248, 525310, 840496, 1050620, 1680992, 2101240, 4202480, 8404960]

約数ペア:

[(1, 8404960), (2, 4202480), (4, 2101240), (5, 1680992), (8, 1050620), (10, 840496), (16, 525310), (20, 420248), (32, 262655), (40, 210124), (80, 105062), (131, 64160), (160, 52531), (262, 32080), (401, 20960), (524, 16040), (655, 12832), (802, 10480), (1048, 8020), (1310, 6416), (1604, 5240), (2005, 4192), (2096, 4010), (2620, 3208)]