378303940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{57493}}^1$

素因数の和:57556

約数の個数: 48

約数和(自身を含む): 927263232

約数和(自身を除く): 548959292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 57493, 114986, 229972, 287465, 402451, 574930, 804902, 1149860, 1609804, 2012255, 2702171, 4024510, 5404342, 8049020, 10808684, 13510855, 18915197, 27021710, 37830394, 54043420, 75660788, 94575985, 189151970, 378303940]

約数ペア:

[(1, 378303940), (2, 189151970), (4, 94575985), (5, 75660788), (7, 54043420), (10, 37830394), (14, 27021710), (20, 18915197), (28, 13510855), (35, 10808684), (47, 8049020), (70, 5404342), (94, 4024510), (140, 2702171), (188, 2012255), (235, 1609804), (329, 1149860), (470, 804902), (658, 574930), (940, 402451), (1316, 287465), (1645, 229972), (3290, 114986), (6580, 57493)]