820253968

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{577}}^1\times {\mathrm{3863}}^1$

素因数の和:4471

約数の個数: 40

約数和(自身を含む): 1661643648

約数和(自身を除く): 841389680

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 577, 1154, 2308, 3863, 4616, 7726, 9232, 13271, 15452, 26542, 30904, 53084, 61808, 88849, 106168, 177698, 212336, 355396, 710792, 1421584, 2228951, 4457902, 8915804, 17831608, 35663216, 51265873, 102531746, 205063492, 410126984, 820253968]

約数ペア:

[(1, 820253968), (2, 410126984), (4, 205063492), (8, 102531746), (16, 51265873), (23, 35663216), (46, 17831608), (92, 8915804), (184, 4457902), (368, 2228951), (577, 1421584), (1154, 710792), (2308, 355396), (3863, 212336), (4616, 177698), (7726, 106168), (9232, 88849), (13271, 61808), (15452, 53084), (26542, 30904)]