20145120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41969}}^1$

素因数の和:41987

約数の個数: 48

約数和(自身を含む): 63458640

約数和(自身を除く): 43313520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 41969, 83938, 125907, 167876, 209845, 251814, 335752, 419690, 503628, 629535, 671504, 839380, 1007256, 1259070, 1343008, 1678760, 2014512, 2518140, 3357520, 4029024, 5036280, 6715040, 10072560, 20145120]

約数ペア:

[(1, 20145120), (2, 10072560), (3, 6715040), (4, 5036280), (5, 4029024), (6, 3357520), (8, 2518140), (10, 2014512), (12, 1678760), (15, 1343008), (16, 1259070), (20, 1007256), (24, 839380), (30, 671504), (32, 629535), (40, 503628), (48, 419690), (60, 335752), (80, 251814), (96, 209845), (120, 167876), (160, 125907), (240, 83938), (480, 41969)]