56990240

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2719}}^1$

素因数の和:2865

約数の個数: 48

約数和(自身を含む): 135717120

約数和(自身を除く): 78726880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 2096, 2620, 2719, 4192, 5240, 5438, 10480, 10876, 13595, 20960, 21752, 27190, 43504, 54380, 87008, 108760, 217520, 356189, 435040, 712378, 1424756, 1780945, 2849512, 3561890, 5699024, 7123780, 11398048, 14247560, 28495120, 56990240]

約数ペア:

[(1, 56990240), (2, 28495120), (4, 14247560), (5, 11398048), (8, 7123780), (10, 5699024), (16, 3561890), (20, 2849512), (32, 1780945), (40, 1424756), (80, 712378), (131, 435040), (160, 356189), (262, 217520), (524, 108760), (655, 87008), (1048, 54380), (1310, 43504), (2096, 27190), (2620, 21752), (2719, 20960), (4192, 13595), (5240, 10876), (5438, 10480)]